-I have tried very hard to work out the probl...

-I have tried very hard to work out the problem, but failed.

- Why not turn to our monitor for help? You see, _______.

A. it never rains but pours　　

B. it's better to think twice before doing something

C. two heads are better than one

D. a bird in the hand is worth two in the bush

九年级英语单项填空困难题查看答案及解析

--- I have tried very hard to find a solution to the problem, but failed.

--- Why not discuss it with Frank? ______.

A. Great minds think alike

B. Two heads are better than one

C. A bird in the hand is worth two in the bush

D. It’s better to think twice before doing something

九年级英语单选题简单题查看答案及解析

--- I have tried very hard to find a solution to the problem, but failed.

--- Why not discuss it with Frank? ______.

A.Great minds think alike

B.Two heads are better than one

C.A bird in the hand is worth two in the bush

D.It’s better to think twice before doing something

九年级英语单选题简单题查看答案及解析

______ the maths problem is difficult， I'll try very hard to work it out.

A．Though 　　　　　　　　 B．When

C．Before　　　　　　　　　 D．After

九年级英语单项填空中等难度题查看答案及解析

______ the maths problem is difficult， I'll try very hard to work it out.

A．Though B．When C．Before D．After

九年级英语单项填空中等难度题查看答案及解析

_________ the math problem is difficult, I’ll try hard to work it out.

A. When　　　　　 B. Though　　　　 C.　 Before

九年级英语单项填空简单题查看答案及解析

They found ______ very hard to work out the problem.

A. it　　　　　　　　 B. it’s　　　　　　　　 C. this　　　　　　　　 D. that

九年级英语单项填空简单题查看答案及解析

We have tried several ways to solve the problem, but _________ of them works.

A. both B. all C. neither D. none

九年级英语单选题中等难度题查看答案及解析

I tried to think it hard, but I failed ____the question.

A. to answer　　 B. answer　　 C. answering　　 D. to answering

九年级英语单选题中等难度题查看答案及解析

These problems are quite hard for the students _______.

A. to work them out　　 B. working out　　 C. to work out　　 D. working them out

九年级英语单选题中等难度题查看答案及解析