--They ________ out the problem, but failed.-...

--They ________ out the problem, but failed.

--What a shame ! I never thought it was going to happen like that.

A. managed to work                   B. managed working

C. sought working                     D. sought to work

高三英语单项填空简单题查看答案及解析

– Sir, we have failed to work out this problem. What is exactly the right way?

--- Look. Only in this way ________ , but you boys _____ a wrong way.

高三英语单项填空中等难度题查看答案及解析

I heard the voices, but I couldn’t _______ what they were saying.

A. look out　　　 B. cut out

C. leave out　　 D. make out

高三英语单项填空中等难度题查看答案及解析

Mistakes don’t just happen, but they occur for a reason. What we ought to do is find out the reason and then making the mistakes _____________.

A. reasonable　　　　　　　　 B. essential　　　　 C. considerate　　　　 D. worthwhile

高三英语单项填空简单题查看答案及解析

Pratt failed many times but he finally ____ to find a successful way to solve the problem.

A．broke out         B．broke up          C．broke down        D．broke through

高三英语单项填空简单题查看答案及解析

. Dr. Frank failed many times but he finally _______ to find a successful way to solve the problem.

A. broke off      B. broke out     C. broke down D. broke through

高三英语单项填空简单题查看答案及解析

Dr. Frank failed many times but he finally _____ to find a successful way to solve the problem.

A. broke off                         B. broke up                         C. broke down                    D. broke through

高三英语单项填空简单题查看答案及解析

What seemed to be Sarah’s problem?

A. She couldn’t finish the task as required.

B. She failed in a job interview again.

C. She always went to work late.

高三英语短对话困难题查看答案及解析

The experiment turned out to be ________, which wasn’t ______ they wanted.

高三英语单项填空简单题查看答案及解析

---I was trying to carry out the plan, but I failed.

---Well, you _____, for we were uncertain it would do ____.

A．needn’t do that, in fact                  B．needn’t have done, in effect

C．needn’t have, in practice                D．needn’t, in time

高三英语单项填空困难题查看答案及解析