用所给词的正确形式填空
（1） Do you like _______ (swim) in a river in summer?
（2） Which do you like ________ (well), English, math or Chinese?
（3） Stephen spends about half an hour ________ (practise) English every day.
（4） - What do you want to be when you grow up?
　    - I want to be a _______(science).
（5） Everyone knows that the Chinese are very ________(friend).
（6） I have two _______ (knife). Which one do you want?
（7） I think the moon cakes with nuts are the ________(nice) of all.
（8） Hockey is ______(exciting) than rowing.
（9） No one _____(want) to speak English carelessly.
（10） He sings that English song _______ (bad) in his class.