1 . —I have trouble ________ the math problem.
—Why not ask Jim for help? He’s good at math.

A．finding out

B．thinking over

C．working out

2 . Life may be full of difficulties, but we should believe we can ________ any problem.

A．find out

B．look out

C．work out

3 . This math problem is so hard that I can’t ________. Please give me some advice.

A．look through it

B．work it out

C．find it out

D．put it on

4 . This problem is hard, but Jone is                 by himself.

A．clever enough to work out it	B．clever enough to work it out
C．enough clever to work out it	D．enough clever to work it out

5 . 对我来说，在这么短的时间解出这道题是不可能的。
___________________________________________________

6 . —Mike, how about going out to play basketball this weekend?
—Oh, it ________ the weather. If it rains, we will stay at home.

A．works out

B．cares for

C．depends on

7 . A lot of old people are lonely, so we should listen to them and ________ them.

A．deal with

B．care for

C．fill with

D．work out

8 . Thanks to our teacher, we ________ the math problem at last.

A．work out

B．work on

C．take out

9 . Sally thought hard and ________ that problem in the end.

A．looked out

B．took out

C．put out

D．worked out