This museum ______ here for over 80years．It ______ one of the oldest buildings in this city．（ ）
A．is； wasB．had been； is
C．was； has beenD．has been； is
Sorry， I didn't do a good job．
Never mind． _________， you've tried your best．（ ）
| A． |
As for |
B． |
In total |
| C． |
In that case |
D． |
After all |
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 |