6.  Our government's plan to stop air pollution will pay attention to_________(gather) information and dealing
with PM2.^7"

5.  Mo Yan's writing_________( gain) him a large audience, not only in China but overseas.

4.  Students can choose the exam time themselves and it's_________(obvious) a good way to improve their grades of the College Entrance Examination.

3.  The day he was looking forward to_________ (come) finally.

2.  As we all know,_________ (independent) is very necessary for youngsters because sooner or later they will
leave their families and live alone.

在空白處填入適當(dāng)?shù)膬?nèi)容u個(gè)單詞）或括號(hào)內(nèi)單詞的正確形式

1.  Later, the naughty boys_________(apologize) to the English teacher for having played (trick) on
her the other day.

20. We hurried all the way to the airport, only    that the flight had been cancelled because of the foggy weather.

A. being told      B. to be told

C. having told      D. to have been told

19. The team,     to climb the world's second tallest mountain twice, finally decided to give up.

A. having attempted      B. attempting

C. attempted          D. to attempt

18. ―Who's the man talking to our teacher?

―A professor     a visit to our school.

A. pays    B. to pay

C. paid    D. paying

17. Genius is a complicated concept,    many different factors.

A. involved        B. involving

C. to involve     D.  being involved