What were Helen and Sally doing when it began to rain heavily？
Helen was sleeping _______Sally was reading a magazine．（ ）
A．whileB．untilC．beforeD．after
You can ask Liu Mei with you．（ ）
| A． |
go |
B． |
to go |
C． |
going |
I will be if I get good grades this time．（ ）
| A． |
excited |
B． |
exciting |
C． |
excite |
My parents have a lot of housework ．（ ）
| A． |
do |
B． |
to do |
C． |
doing |
You'd better your coat，it's very cold outside．（ ）
| A． |
wear |
B． |
put on |
C． |
dress |
Where's my ruler？I can't it anywhere．（ ）
| A． |
look for |
B． |
find out |
C． |
find |