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Unit 2 Quiz Complete the following sentences with the best choice. 1. The company has now introduced a policy ____ pay rises are related to performance at work. (96) A. which B. where C. whether D. what 2. The physicist has made a discovery, ____ of great importance to the progress of science and technology. (97) A. I think which is B. that I think is C. which I think is D. which I think it is 3. ____, he is ready to accept suggestions from different sources. (97) A. Instead of his contributions B. For all his notable contributions C. His making notable contributions D. However his notable contributions 4. The team can handle whatever ____. (97) A. that needs handling B. which needs handling C. it needs handling D. needs to be handled 5. Come and see me whenever ____. (97) A. you are convenient B. you will be convenient C. it is convenient to you D. it will be convenient to you 6. I was to have made a speech if ____. (97) A. I was not called away B. nobody would have called me away C. I had not been called away D. nobody called me away 7. She remembered several occasions in the past __ she had experienced a similar feeling. (98) A. which B. before C. that D. when 8. Language belongs to each member of the society, to the cleaner ____ to the professor. (98) A. as far as B. the same as C. as much as D. as long as 9. The Clarks haven’t decided yet which hotel ___. (98) A. to stay B. is to stay C. to stay at D. is for staying 10. After ____ seemed an endless wait, it was her turn to enter the personnel manager’s office. (99) A. that B. there C. what D. it 11. Fat can’t change into muscle ____muscle changes into fat. (99) A. any more than B. no more than C. no less than D. much more than 12. It is not so much the language ____the cultural background that makes the book difficult to understand. (99) A. but B. nor C. as D. like 13. There ought to be less anxiety over the perceived risk of mountain climbing than ____in the public mind today. (99) A. exists B. exist C. existing D. to exist 14. I’ve never been to Lhasa, but that’s the city____. (99) A. I’d most like to visit B. which I like to visit mostly C. where I like to visit D. I’d like much to visit 15. He ____ unwisely, but he was at least trying to do something helpful. (99) A. may have acted B. must have acted C. should act D. would act 16. If you have really been studying English for so long, it’s about time you ____able to write letters in English. (99) A. should be B. were C. must be D. are 17. He’s ____ as a “bellyacher”—he’s always complaining about something. (99) A. who is known B. whom is known C. what is known D. which is known 18. The three men tried many times to sneak across the border into the neighbouring country ____by the police each time. (99) A. had been captured B. being always captured C. only to be captured D. unfortunately captured
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举一反三
【单选题】在一般工作条件下,齿面硬度≤350HBS的闭式钢制齿轮传动,通常的主要失效形式为 。
A.
轮齿疲劳折断
B.
齿面疲劳点蚀
C.
齿面胶合
D.
塑性变形
【判断题】谷物分别收获法是将谷物收获过程分两段进行,先用割晒机或收割机将谷物割倒,成条铺放在一定高度的割上,经晾晒后,再用带拣拾器的联合收割机进行拣拾,脱粒和清选。
A.
正确
B.
错误
【单选题】在一般工作条件下,齿面硬度 HBS ≤ 350 的闭式钢制齿轮传动,通常的主要失效形式为 。
A.
轮齿疲劳折断
B.
齿面疲劳点蚀
C.
齿面胶合
D.
齿面塑性变形
【多选题】以下哪些指标的改变会使飞机运行成本越低?
A.
维修率越高
B.
飞机利用率越高
C.
飞机客座率越高
D.
同机型飞机架数少
【多选题】关于个人所得税中个人取得所得的“次”的规定,下列说法正确的( )。
A.
劳务报酬所得中属于同一事项连续取得收入的,以一个月内取得的收人为一次
B.
稿酬所得额中同一作品再版取得的所得,应视作另一次稿酬所得计征个人所得税
C.
同一作品在报刊上连载取得收入的以连载完成后取得的所有收人合并为一次
D.
同一作品出版、发表后因添加印数而追加稿酬的应与以前出版发表时取得的稿酬合并计算为一次
E.
同一作品先出版再在报刊上连载的应视为两次稿酬所得征税
【单选题】传染病房的终末消毒的药物有:( )
A.
苯扎澳按喷洒
B.
环氧乙烷熏蒸
C.
3%来苏尔喷洒
D.
乳酸熏蒸
E.
石炭酸喷洒
【单选题】在齿面硬度≤350HBS的闭式钢制齿轮传动中,设计计算时首先应_______ 。
A.
保证齿面接触疲劳强度
B.
保证齿根弯曲疲劳强度
C.
防止齿面胶合
D.
限制发热量
【判断题】创建楼梯有两种方法分别是按照构件和草图。
A.
正确
B.
错误
【单选题】在一般工作条件下,齿面硬度 HBS≤350 的闭式钢制齿轮传动,通常的主要失效形式
A.
轮齿弯曲疲劳折断
B.
齿面疲劳点蚀
C.
齿面胶合
D.
齿面塑性变形
【单选题】在一般工作条件下,齿面硬度≤350HBS的闭式钢制齿轮传动,主要失效形式是
A.
轮齿疲劳折断
B.
齿面疲劳点蚀
C.
齿面胶合
D.
齿面塑性变形
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