1. (2016七下·建湖开学考) 语法填空。根据句意，用所给单词的适当形式填空，使句子完整、正确。

1. （1） Derek, (not talk ) in class again, OK?
   
3. （2） I am interested in (collect ) stamps.
5. （3） We are planning (go) to Beijing for the winter holiday.
7. （4） There are some (apple) in the basket.
9. （5） Eating  (little) meat and more vegetables is good for us .