7．My art teacher is Mr. Jackson．(对划线部分提问)

__________ __________ art teacher?

6．We like P．E．because it's exciting．(对划线部分提问)

__________ __________ you __________ P.E．?

5．She wants to join the chess club．(对划线部分提问)

__________ she __________ to join?

4．Can Rick work all night? (做出肯定回答)

Yes，__________ __________．

3．They are our friends．(改为单数形式)

__________ __________ my __________．

2．What kind of movies is your favorite? (写出同义句)

What kind of movies __________ you __________ __________?

按照要求改写下列句子。

1．David eats lunch at twelve o'clock．(改为一般疑问句)

__________ David __________ lunch at twelve o'clock?

20．How much __________(be)this blue cat?

19．My brother __________(not have)dessert．

18．Can he __________(swim)?