1 . —Jenny is ________ the difficult math problem.
—I’m sure she’ll ________.

A．working out; work it out	B．working on; work it out
C．working on; work it on	D．working out; work it on

3 . More and more people like to get on Tik Tok（抖音）to ________ some cooking methods.

A．find out

B．work out

C．put out

D．hold out

4 . Many social workers went to Turkey to help __________ clean water and food after the earthquake.

A．put out

B．come out

C．work out

D．give out

5 . —If you want to avoid the rush hour(高峰期), you’d better ________ early.                      
—You are right. There are always lots of cars, buses, taxis...on the road.

A．take out

B．set out

C．work out

D．try out

6 . —I find the more we study, the more difficulty we have ________ out our math problems.
—Oh, I agree. Math is more and more difficult.

A．worked

B．work

C．works

D．working

7 . Don’t waste water again, or we’ll ________ it one day.

A．take out

B．run out

C．run out of

D．work out

8 . Lingling’s father tried his best to ________ who took his daughter to the hospital after the accident.

A．work out

B．find out

C．look out

D．come out

9 . The teacher always encourages us to ________ the problems by ourselves, in this way we can enjoy success.

A．look through

B．help with

C．work out

D．give up

10 . With your help, my job __________ quite well.

A．works out

B．hangs out

C．runs out

D．tries out