—Mama, why can’t I work the math problem out?
—Oh, let me see. Well, you      a figure here. Got it?  

The accident happened on such an evening with strong winds     by heavy rain.

29.-----I _____to go for a walk.
-----But I_____ going shopping.

23．To everybody's surprise, the fashionable young lady ___________ to be a thief.
A．found out      B．proved out       C, put out         D．turned out

A growing number of people are beginning to believe that learning new skills and knowledge _____ more promotion opportunities.

15． After retiring, he was recommended to ____ gardening as a hobby.

Recent pressure at work may________ his behavior.
A.accounts for      B. pay for         C. stand for        D leave for

I don’t know how the boss manages to_________ paying such low salaries.

25．The peace talks between the two countries have ______. No agreement was reached.

15.You can go with them if you _______.