()1. —My son falls ill again. What should I do?
—You'd better him more exercise every day.

A.to encourage; take
B.encourage; take
C.encourage; to take
D.to encourage; to take

1.C

()2. Parents' actions have effect on their children.

A.a
B.an
C.the
D.many

2.B

()3. Nowadays, more and more people are considering the new-energy cars to help reduce air pollution.

A.use
B.to use
C.using
D.used

3.C

()4. We have no doubt anyone meets difficulties, we will give him a helping hand as soon as possible.

A.that if
B.if that
C.whether if
D.that whether

4.A

()5. The experiment he devoted himself to to be a perfect success.

A.proving
B.prove
C.be proved
D.proved

5.D

二、用方框中所给词的适当形式填空
attack base nobody history society
1. wanted to miss the school's annual music festival, so almost all students signed up for it.
2. Practicing English dialogues every day helps us speak the language more fluently.
3. Being polite to others is a small but important responsibility we have in .
4. When the little bird saw the cat coming near, it flew away quickly to avoid the .
5. The old castle we visited last week has many interesting stories about kings and queens.

1.Nobody 2.basic 3.society 4.attack 5.historical