Our government_________ to solve them quickly when we had difficulties at the beginning of this year．（ ）
| A． |
took action |
B． |
took off |
| C． |
took in |
D． |
took place |
Jim， what did I say just now？
Sorry， I don't know． I _________ the math problem．（ ）
| A． |
think about |
B． |
thought about |
| C． |
was thinking about |
D． |
has thought about |
He is too lazy so he _________ does housework． We shouldn't learn from him．（ ）
| A． |
almost |
B． |
hardly |
C． |
probably |
D． |
exactly |
Jane， I saw your mother yesterday．
It _________be her． She is working abroad．（ ）
| A． |
mustn't |
B． |
can't |
C． |
shouldn't |
D． |
couldn't |
_________she is very young， she can take good care of herself．（ ）
| A． |
If |
B． |
Unless |
C． |
Since |
D． |
Although |