1 . —Tom, could you please help me ________ this maths problem?
—OK. Let me have a try.

A．look up

B．work out

C．look after

D．put away

2 . My math teacher is kind and helpful. He always helps me ________ the difficult problems.

A．work out

B．blow out

C．act out

D．get out

3 . You can ________ the answer by adding (加) all the numbers together.

A．get up

B．learn about

C．work out

D．help out

4 . Diana and Lily should ______ the cost of the holiday carefully.

A．work out

B．look at

C．look after

D．listen to

5 . In maths class, we learn how to ________ maths problems.

A．work out

B．put up

C．act out

D．look at

6 . Jimmy在网上搜了一整天, 希望能解决这个问题。
Jimmy looks things up on the Internet for a whole day ________ ________ ________ ________ ________ ________this problem.

7 . We need ________ (work) out this math problem by ourselves.

8 . —Michael,could you please help me _________ this math problem?
—OK. Let me have a try.

A．look at

B．work out

C．put up

D．act out