[单选题] “一月、一年”中的“一”应该读作：
选项（2分）：
二蛋爱偷懒 2dan.com.cn
二蛋说：在有限的条件下，二蛋将尽最大努力提供一个纯净无广告，无安装插件，无病毒，并且直观超级简洁的海量学习题目平台，感谢各位用户的支持！[单选题]She didn’ t come to the party last Sunday._____, she must have made the party more exciting. A If she came 。B Would she come 。C Had she come Did she come 。 |
[单选题]I received his mother’ s telephone call at eleven. _____ that he was badly hurt in an accident yesterday. A Then did I know 。B Only then I knew 。C Only then did I know 。D Only then knew I 。 |
[单选题]Hurricanes are severe cyclones with winds over seventy five miles an hour ____ originate over tropical ocean waters. A which 。B who 。C where 。D how to 。 |
[单选题]Our ____ sensitivity decreases with age. By age 60, most people have lost 40 percent of their ability to smell and 50 percent of their taste buds. A sensible 。B senseless 。C sensitive 。D sensory 。 |
[单选题]—Can you take the day off tomorrow? —Well, I’ll have to get ____ from my boss. A permission 。B permit 。C allowance 。D possession 。 |
[单选题]While being questioned on the court, the man denied ____ the old lady’s necklace. A having taken 。B taking 。C to have taken 。D to take 。 |
[单选题]Once our chickens started laying eggs, we had such a ____ of eggs that we were giving many away to our neighbors. A output 。B surplus 。C production 。D plenty 。 |
[单选题]____ there is little we can do to modify the weather, we can at least know what kind of weather to expect. A Since 。B When 。C While 。D Unless 。 |
[单选题]— The old man wouldn’ t stay at home for a rest even if it rained. —_____. He would feel sick if he stayed home for one day. A So would my grandpa 。B So wouldn’ t my grandpa 。C Neither would my grandpa 。D Nor wouldn’ t my grandpa 。 |
[单选题]Clothing made of plastic fibres has certain advantages over ____ made of natural fibres like cotton, wool, or silk. A one 。B the one 。C that 。D what 。 |
[单选题]The boy has admitted to ____ the window while playing football yesterday. A breaking 。B having been broken 。C break 。D be breaking 。 |
[单选题]I really do not know whether we can succeed, so do not expect ____. A too much of us 。B us too much 。C of us too much 。D us of too much 。 |
[单选题]The sight of the fruit salad made our daughter Kit’s mouth ____. A wet 。B water 。C soak 。D taste 。 |
[单选题]He_____ comb his hair at the table, even though he knows I don’ t like it． A shall 。B may 。C will 。D can 。 |
[单选题]____ is announced in the papers, our country has launched a large scale movement against smuggling and fraudulent activities in foreign currency exchange deals. A What 。B As 。C Which 。D That 。 |
[单选题]— We have to stop talking here. Listen, _____! —Hurry up, or we’ ll be late. A There goes the bell 。B There does the bell go 。C There the bell goes 。D Goes the bell there 。 |
[单选题]We will be losing money this year unless that new economic plan of yours ____ miracle. A is working 。B works 。C will be working 。D worked 。 |
[单选题]All the flights ____ because of the snowstorm, we had to take the train instead. A were canceled 。B had been canceled 。C having canceled 。D having been canceled 。 |
[单选题]Some words are hard to____ because they have too many different uses. A express 。B explain 。C define 。D describe 。 |
[单选题]The message is clear: Just as tea and banana can’t go together, ______ should the son of a low class family expect to marry the daughter of a nobleman. A either 。B not 。C neither 。D nor 。 |
[单选题]Just as the soil is a part of the earth, ____ the atmosphere. A as it is 。B so is 。C the same as 。D and so is 。 |
[单选题]This organization brought Western artists together in the hope of making more of an impact on the art community ____any of them could individually and to promote Western art by women. A rather than 。B rather 。C than 。D other than 。 |
[单选题]Advertising media like direct mail, radio, television and newspapers ____ to increase the sales of industrial products. A have been used 。B will be used 。C is being used 。D has been used 。 |
[单选题]In 1840, both Lucretian Mott and Elizabeth Cady Stanton resented ______ proper seating at the World’sAntislavery convention in London because of their sex. A refusing 。B to be refused 。C being refused 。D having refused 。 |
[单选题]Jane tried to ____ the doorman with money, but she failed. A bribe 。B corrupt 。C award 。D endow 。 |
[单选题]She always put her medication on the top of the shelf lest the children ____ it by mistake. A took 。B should take 。C had taken 。D would take 。 |
[单选题]I’ d like to start by____ myself to countries where English is the main language. A controlling 。B containing 。C restraining 。D restricting 。 |
[单选题]Betty advised me to label our luggage carefully in case it gets ____ in transit. A misused 。B mishandled 。C mistaken 。D mislaid 。 |
[单选题]Under this ____ pressure some of the rocks even became liquid. A intensive 。B weighty 。C intense 。D bulky 。 |
[单选题]She found herself____ forward more eagerly to the holiday at home. A looking 。B bringing 。C desiring 。D expecting 。 |
[单选题]George was introduced to ____ activities at a young age, when he was hired to act as a lookout for drug dealers. A illegal 。B lawful 。C faithful 。D peaceful 。 |
[单选题]They have considered their high standard of living a(n) ____for practising their basic beliefs. A award 。B reward 。C result 。D consequence 。 |
[单选题]The statement had to be delivered to someone who could ____ it to the press. A relieve 。B release 。C emit 。D discharge 。 |
[单选题]I caught a____ of the car before it disappeared around the bend. A glance 。B glimpse 。C look 。D see 。 |
[单选题]Information and opinion gap exercises have to have some content ___ talking about. A worthwhile 。B worthily 。C worth 。D worthy 。 |
[单选题]The ____ in Janet’s character has hindered her from advancement in her career. A weakness 。B merit 。C defect 。D shortcoming 。 |
[单选题]A（n）____ person is one who has much knowledge and the ability to use it well. A smart 。B intelligent 。C clever 。D wise 。 |
[单选题]He had acquired a（n）____ command of the English language. A ordinary 。B immense 。C extraordinary 。D temporary 。 |
[单选题]The small mountain village was ____ by the snow for more than one month. A cut back 。B cut out 。C cut off 。D cut away 。 |
[单选题]As to Grosvenor and Scott, she____ never to meet them again. A resolved 。B decide 。C determine 。D involved 。 |
[单选题]To obtain a satisfactory result, one must apply two ____ of paint on a clean surface. A coats 。B levels 。C times 。D courses 。 |
[单选题]Jean Wagner’s most enduring contribution to the study of Afro-American poetry is his insistence that it ____ in a religious, as well as worldly, frame of reference. A is to be analysed 。B has been analysed 。C be analysed 。D should have been analysed 。 |
[单选题]It is ____ with the customer not to let the shop assistants guess what she really likes and wants until the last moment. A in her honor 。B on her honor 。C a point of honor 。D an honor 。 |
[单选题]The police carried out a(n) ____ search for the missing boy. A complete 。B entire 。C thorough 。D whole 。 |
[单选题]The truck driver was fined for exceeding the speed ____. A range 。B limit 。C rule 。D regulation 。 |
[单选题]The millions of calculations involved, ____ by hand, would have lost all practical value by the time they were finished. A had they been done 。B they had been done 。C having been done 。D they were done 。 |
[单选题]A camera takes light rays bounced off objects and____ them on a sheet of a film. A concentrates 。B mixes 。C combines 。D focuses 。 |
[单选题]But the Swiss discovered long years ago that constant warfare brought them ____suffering and poverty. A anything but 。B nothing but 。C none other than 。D no more than 。 |
[单选题]— May I stop here? —No, you_____. A mustn’ t 。B might not 。C needn’ t 。D won’ t 。 |
[单选题]His decision was ____, since he could not see the action from where he was standing. A arbitrary 。B ordinary 。C casual 。D accurate 。 |
[单选题]Mother told Rose to buy some sugar in the supermarket and_____. A she did so 。B so she did 。C so did she 。D she did such 。 |
[单选题]People’s status in society is frequently ____ by how much they own. A measured 。B examined 。C tested 。D questioned 。 |
[单选题] 防火墙可以防范（ ）。A 恶意知情者的破坏。 B 所有病毒。 C 停电。 D 外部黑客。 |
[单选题] 在Windows?2000中，下列（????）不是域控制器的用途。A 网络联机发现。 B 存储域安全策略信息。 C 处理用户或账户登录过程，包括验证和目录搜索。 D 参与?Active?Directory?复制。 |
[单选题] 用24位来表示颜色，可表示的颜色数有（ ）种。A 16384。 B 24。 C 16777216。 D 240000。 |
[单选题] 下列不属于PPP协议的是（ ）。A TCP协议。 B IP数据报的封装。 C 链路控制协议。 D 网络控制协议。 |
[单选题] 下列（ ）设备的主要作用是减少局域网中的数据冲突。A 网卡。 B 集线器。 C 交换机。 D 路由器。 |
[单选题] 分组交换的显著特点是（ ）。A 将信息划分成固定长度的信元。 B 采用存储－转发原理。 C 利用电话交换的原理。 D 将传输的报文划分成较短的分组进行交换与传输。 |
[单选题] 下列（ ）协议属于应用层协议。A IP，TCP和 UDP 。 B FTP，SMTP和Telnet。 C ARP，IP和UDP。 D ICMP，RARP和ARP。 |
[单选题] （ ）用于网络的主干线路和室外连接。A 非屏蔽双绞线。 B 屏蔽双绞线。 C 同轴电缆。 D 光纤。 |
[单选题]VB中将变量xl声明为Excel应用程序对象的方法是（）。 A Dim xl As Excel.Application 。B Dim xl As Excel.Workbook 。C Dim xl As Excel.Worksheet 。D Dim xl AS Excel.WorkSheets 。 |
[单选题] 如果一个C类网络用掩码255.255.255.224划分子网，那么会产生（ ）个可用的子网。A 16。 B 6。 C 2。 D 4。 |
[单选题] （ ）是分组交换网的典型代表。A X.25。 B 帧中继。 C ATM。 D ISDN。 |
[单选题] 下列（ ）不属于按拓扑结构分类的网络类型。A 星型网络。 B 树型网络。 C 总线型网络。 D 宽带型网络。 |
[单选题] 流量控制是指（ ）。A 数据传输需要进行连接建立、数传的维护、拆除连接阶段。 B 采用某种技术，有效地、动态地分配网络资源，对网络中的通信量进行平滑的方法。 C 根据子网的特性最佳的利用网络资源。 D 防止所传数据帧的错误、丢失与重复。 |
[单选题]以下不属于低压管道输水系统管网系统的是()。 A 水源 。B 机泵 。C 管道系统 。D 农作物 。 |
[单选题]适用于分散的小地块，特别是山区丘陵的复杂地形的轻、小型喷灌机组是（）。 A 手抬式轻型机组 。B 手推式小型机组 。C 与手扶拖拉机配套的小型机组 。D 滚移式喷灌机 。 |
[单选题]以下防渗效果好，使用年限长的是( )。 A 土料防渗 。B 水泥土 。C 砌石防渗 。D 混泥土防渗 。 |
[单选题]微灌系统的控制调度中心是( )。 A 水源 。B 首部枢纽 。C 输配水管网 。D 灌水器 。 |
[单选题]雨水的集蓄利用，最关键的问题是（）？ A 提高集流效率 。B 管道安装 。C 灌溉设备齐全 。D 确定灌溉作物 。 |
[单选题]适用于各种地形、气候和运行条件的大、中、小型渠道的防渗方法是（）。 A 土料防渗 。B 混泥土防渗 。C 砌石防渗 。D 水泥土防渗 。 |
[单选题]适用于分散的小地块。特别是山区丘陵的复杂地形的轻、小型喷灌机是(). A 于拍式轻型机组 。B 于式小型机组 。C 与手扶拒拉机配套的小型机组 。D 滚移式喷藏机 。 |
[单选题]喷头按其结构形式和水流性状可分多种类型，目前生产实践中广泛应用的是（ ）喷头。 A 孔管式 。B 缝隙式 。C 全射流式 。D 摇臂式 。 |
[判断题] 马铃薯晚疫病在湿度较小的环境下容易爆发流行。正确 、正确。 错误 、错误。 |
[单选题] 瓜类枯萎病菌侵入寄主的适温为多少A 24-27℃ 。 B 33-35℃ 。 C 28-32℃ 。 D 16-23℃。 |
[单选题]当今世界大多数国家采用的灌溉方法是( )。 A 渠道防渗 。B 管道输水 。C 喷、微灌技术 。D 地面灌水 。 |
[单选题]以下不属于南方和海岛地区主要的雨水集蓄技术的是（）？ A 修建塘堰 。B 屋顶接水 。C 水窖集水 。D 路面集蓄雨水 。 |
[单选题]滴灌的主要缺点是（ ）。 A 灌水流量太小 。B 易堵塞 。C 适用范围小 。D 管理复杂 。 |
[单选题]宽行距中耕作物如棉花、玉米等作物多采用地面灌溉技术是（）。 A 淹灌 。B 畦灌 。C 沟灌 。D 漫灌 。 |
[单选题]作物需水量指。 A 叶面蒸腾量 。B 叶面蒸腾量+深层渗漏量 。C 叶面蒸腾量+棵间蒸发量 叶面蒸腾量+棵间蒸发量+深层渗漏量 。 |
[单选题]以下不属于低压管道输水系统管网系统的是（）。 A 水源 。B 机泵 。C 农作物 。D 管道系统 。 |
[单选题] 细菌的繁殖方式是什么？A 芽殖 。 B 复制 。 C 裂殖 。 D 两性生殖。 |
[单选题] 植物细菌病害的病症是什么？A 脓状物 。 B 霉状物 。 C 粉状物 。 D 粒状物。 |
[判断题] 白菜霜霉病属于高温高湿易于发生的病害。正确 、正确。 错误 、错误。 |
[单选题] 植物病毒的主要传播媒介是什么？A 雨水 。 B 空气 。 C 昆虫 。 D 鸟类。 |
[判断题] 十字花科霜霉病，潜育期短，冉侵染频繁，极易在短期内流行正确 、正确。 错误 、错误。 |
[判断题] 植物的非侵染性病害又称生理病害。正确 、正确。 错误 、错误。 |
[判断题] 小菜蛾一年中以夏季发生重。正确 、正确。 错误 、错误。 |
[单选题] 马铃薯三大病害发病的共性特点是什么？A 种薯带病 。 B 昆虫介体传病 。 C 高温高湿发病 。 D 土壤带病。 |
[判断题] 蚜虫在春秋二平于早的条件下能引起大发生正确 、正确。 错误 、错误。 |
[判断题] 小菜蛾1龄幼虫潜叶为害，4-5龄进入暴食期,常造成缺刻或孔洞。正确 、正确。 错误 、错误。 |
[判断题] 苯粉蝶幼虫除对植物造成损害外，还能引起细菌性软腐病的发生。正确 、正确。 错误 、错误。 |
[判断题] 马铃薯普通花叶病病原是PVX，可由蚜虫和汁液摩擦传播。正确 、正确。 错误 、错误。 |
[判断题] 辣椒病毒病的毒源主要为TMV和CMV。正确 、正确。 错误 、错误。 |
[判断题] 涂抹法利用内吸性杀虫剂在植物幼嫩部分直接涂药，或将树干老皮刮掉露出韧皮部后涂药，让药液随植物体液运输到各个部位的方法。正确 、正确。 错误 、错误。 |
[单选题] 适宜茄子褐纹病发生的气候条件是什么？A 高温高湿 。 B 低温高湿 。 C 高温低湿 。 D 低温低湿。 |
[单选题] 十字花科蔬菜软腐病属于什么引起的病害。A 病毒 。 B 线虫 。 C 细菌 。 D 真菌。 |
[单选题] 什么不是杀菌剂的作用方式。A 保护剂 。 B 治疗剂 。 C 铲除剂 。 D 胃毒剂。 |
[判断题] 瓜类枯萎病是瓜类作物上一种重要的土传病害，也是一种维管束病害。正确 、正确。 错误 、错误。 |
[判断题] 番茄病毒病在南方以花叶病为主。正确 、正确。 错误 、错误。 |