6.Grandma will take care of my sister.

改成间接引语：,

5.Tom turned on the radio.

4.He has worked in the shop for five years.

改成被动语态：

3.She stopped washing her clothes because she had something else to do.

2.This theatre was built in 1964.

改成一般疑问句：

1.She often wrote to her classmates in those days.

就划线部分提问：

16.permit　　　　 (　　 )make ready or get ready

15.explain　　　 (　　 )go and bring back

14.cool　　　　　 (　　 )not clean

13.repair　　　　 (　　 )become or make better