用所给词的适当形式填空。

1  . His parents were born in Germany. They are _________(German).

2  . September is the _________(nine) month of the year.

3  . Chinese people have built a new Great Green Wall across the ____  (north)

part of country.

4  . If everyone makes a contribution to ___________(protect) the environment,

the worldwill become more and more beautiful.

5  . He did __________(good) this term than last term.

6  . His children are not old enough to take care of _____________(they).

7  . He _____________(teach) in the school since he came in 1989.

8  . Could you run as __________(fast) as Jim?

9  . I'm sure it ___________(be) a good day tomorrow.

10. Can you ask her __________(give) us a talk?