She is listening to music he is doing his homework．（ ）
A．afterB．beforeC．while
The little girl has to take care of her grandmother and grandfather，when her parents are out．（ ）
| A． |
look into |
B． |
look for |
| C． |
look up |
D． |
look after． |
Bruce，please return my history book as soon as you can．（ ）
| A． |
turn back |
B． |
give back |
C． |
go back |
D． |
come back． |
Mom，I want to go swimming in the river．
No way John，A kid can't go swimming alone．It's dangerous．（ ）
| A． |
it's possible |
B． |
no door |
| C． |
it's impossible |
D． |
no problem． |
Beautiful Xijiang attracts a number oftourists to Leishan country every year．（ ）
| A． |
so many |
B． |
so much |
C． |
a few |
D． |
a lot． |
Davy，could you travel around Qiandongnan with me in July？
Oh，sorry．______（ ）
| A． |
I can't stand staying at home in such hot weather． |
| B． |
I like visiting some interesting place in such hot weather． |
| C． |
I prefer to stay at home in such hot weather． |
| D． |
I don't mind visiting any place with you． |