If Trial 4 had been extended, at approximately what time would 0.45 mL of 0 2 have reacted?A.70 secB.140 secC.240 secD.270 sec

题目

If Trial 4 had been extended, at approximately what time would 0.45 mL of 0 2 have reacted?

A.70 sec

B.140 sec

C.240 sec

D.270 sec

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相似问题和答案

第1题:

He would have come here on time, but he() by the heavy traffic on the way.

A、kept

B、had kept

C、was kept

D、had been kept


参考答案:C

第2题:

The rice ______ if you had been more careful.

A. would not be burning

B. would not burn

C. would not have been burnt

D. would not burnt


正确答案:C
这是一个表示与过去事实相反的虚拟条件句。

第3题:

He didn’t go to the party, but he does wish he ______ there.

(A) had been

(B) has been

(C) would have been

(D) would be


正确答案:A
解答参考:A.虚拟语气题。在动词wish后跟从句表达一个不能实现的愿望时,表示与现在事实相反从句用一般过去时,表示与过去事实相反从句用过去完成时。【译文】他没参加晚会,但他的确希望他能参加。

第4题:

Perhaps the experiment _____ by this time tomorrow.

A、has been done

B、will have been bone

C、will do

D、would have done


参考答案:B

第5题:

一If he________,he __________that food.

一Luckily he was sent to the hospital immediately.

A. was warned;would not take

B. had been warned;would not have taken

C. would be warned; had not taken

D. would have been warned; had not taken


参考答案B

第6题:

If you had told her the truth, she ______, but she is now still in the dark.

A. will not be angry

B. would not be angry

C. had not been angry

D. would not have been angry


参考答案:B

第7题:

Anders Moberg thought that if his salary had been announced earlier, _____.

[A] the board’s position would have become less difficult

[B] he would have agreed to the contract with Ahold

[C] more time could have been devoted to his recovery plan

[D] the shareholders wouldn’t have strongly opposed


正确答案:A

 本题考查推理引申。注意题干中if条件句中用的是虚拟语气,因此正确选项应是一种未能实现的结果。第四段提到安德斯·莫博格批评公司非执行董事没有接受他在5月份公布薪酬的建议。第六段引用他的话中又提到,“我真希望监事会5月份已经公布这个薪酬来避免这样的情形(监事会处境困难)”。因此[A]项正确。

第四段末句中when引导的时间状语从句说明5月份的时候他已同意签定合同。因此[B]项不是虚拟结果。文中未把“薪酬”与“复兴计划”联系起来说明两者的相互影响,因此[C]项无从得知。第八段提到股东反对给莫博格的薪酬,但没有说明是因为公布时间造成的,因此我们无法得出公布早一些,股东就不会反对。[D]项无从推出。

第8题:

________ the smallest mistake, the successful launching of the spacecraft would have been impossible.

A.Had there been

B.If there was

C.Were there to be

D.If there would have been


参考答案:A

第9题:

If he()that the mushroom was poisonous, he ()it.Luckily he was sent to the hospital immediately.

A、was warned, would not eat

B、had been warned, would not have eaten

C、would be warned, had not eaten

D、would have been warned, had not eaten


答案:B

第10题:

If they ____ earlier than expected, they ____ here now.

A. had started, would be

B. started, might be

C. had started, would have been

D. will start, might have been


参考答案:A