用所给词的适当形式填空。

1．Wang Fang __________ (babysit) her sister at home now．

2．The boy is trying __________ (speak) more English in class．

3．Which is __________ (tall), Tom or Sam?

4．It usually takes me an hour __________ (walk) to school．

5．After the test we felt __________ (relax)．

6．Thank you for your __________ ( invite )．

7．Last Sunday they had fun __________ (play) games in the park．

8．The girl __________ (go)to Chicago two weeks ago．

9．What's the matter with you? I'm too __________ (stress)out．

10．Lucy is as __________ ( outgoing ) as Lily．