句型转换。

1. Justin wants to buy 2 kilos of beef. (对划线部分提问) 

   How _______ beef ______ Justin want to buy?

2. It's necessary for you to study hard in the school. (同义句)

   _______ _______ study hard in the school.

3. The music is very nice. (改为感叹句)

   _______ _______ music it is!

4. Are these shoes Kitty's? (改为同义句)

   _______ these shoes ______ to Kitty?

5. Did he go to the cinema yesterday? (用next week改写)

   _______ he _______ to the cinema next week?