8．They                     （not see）the film last week

7．This hook is                  （interesting）of the three．

6．My father                     （buy）a bike for me on my 15th birthday．

5．Li Ping always                     （go）to bed at 9:00 in the evening．

4．I'm                 （real）busy today．

3．Some people often go                  （fish）at weekend．

2．I                    （help）Mom clean the room next Sunday．

1．The girl is good at                （sing）English songs

Ⅱ．用括号中所给词的适当形式填空。（5分，每小题0.5分）

5．When we do cooking, we often use s                   ．It is necessary to our health．