题目内容：

选择框中动词词组的适当形式填空。

look forward to  hear from   hang out  have to  grow up

1.Peter wants to be a teacher when he              .

2.I’m very happy to              my pen pal in Australia.

3.Mingming is               visiting his grandparents this winter holiday.

4.Anna likes to               with her friends when she is free.

5.The rain is very heavy so we               stay at home.