题目内容：

用所给词的适当形式完成句子。(5分)

1.You must practice_______ (speak) English as often as possible.

2.It’s very important for us_______ (make) plans before a new term.

3.Wang Hui offered______ (help) his mother to do the housework last Sunday.

4.We all know the Changjiang River is the______ (long) river in China.

5.The children are very____(interest) in the movie Despicable Me 2(《神偷奶爸2》).