1 . I a________ with my best friend and we didn’t say a word to each other.

2 . Don’t eat too much chocolate. It is bad ________ your teeth.

A．to

B．with

C．for

D．in

3 . 他每天花费一小时打乒乓球。
He ________ one hour ________ ________ every day.

4 . This ________ my friend, Jim.

5 . —How is your day?—________.

A．Thank you

B．I like Friday

C．You are fine

D．It's OK

6 . They often go to the ________ (乡下) to visit their grandparents.

7 . I’ll call you ________ (late).

8 . The maths problem is so difficult that it is ________ for us to work it out. (possible)

9 . 植树节在三月十二日。
Tree Planting Day is on ________.

10 . My friend always takes a w______ with his mother in the evening.