________ how to work out the difficult physic...

________ how to work out the difficult physics problem ,he asked the teacher for help .

A. Not to know   B. Not knowing  C. Knowing not    D. Not known

高二英语单项填空中等难度题查看答案及解析

The boy said ______ couldn’t he work out the problem but his teacher didn’t know how to do it.

A. though     B. never

C. hardly     D. not only

高二英语单项填空简单题查看答案及解析

_______ the difficult maths problem, she felt relieved.

A. Worked out　　 B. To work out　　 C. Having worked out　　 D. Work out

高二英语单项填空困难题查看答案及解析

After ____ seemed about a quarter, Li Lin managed to work out the difficult math problem, which pleased our teacher.

A. that　　 B. it　　 C. what　　 D. which

高二英语单项填空困难题查看答案及解析

So difficult did I find ___ to work out the problem that I decided to ask my partner for help.

A. myself                       B. us                            C. it                            D. that

高二英语单项填空简单题查看答案及解析

The kid is not ______ to work out the problem, for it’s too difficult.

A. likely       B. perhaps      C. maybe            D. probable

高二英语单项填空困难题查看答案及解析

All of us found ______ difficult to work out the maths problem.

A. what            B. that           C. which          D. it

高二英语单项填空简单题查看答案及解析

He tried his best to solve the problem, _______difficult it was.

高二英语单项填空中等难度题查看答案及解析

So ________ student ________ that he can work out all difficult problems.

A. clever a ; was he   B. a clever; was he   C. clever a , he was    D. a clever, he was

高二英语单项填空简单题查看答案及解析

—Can you work out the problem?    —I can’t ______your explain how to do it.

A. but for          B. except           C. apart from       D. unless

高二英语单项填空中等难度题查看答案及解析