.
— Have you thought of a theme for your poster yet?
— No, I ______ a lot about it, but I haven’t decided.
| A．will think | B．have been thinking | C．had thought | D．was thinking |
This machine __________ It has worked for years.
| A．didn’t work |
B．wasn’t working |
C．doesn’t work |
D．isn’t working |
When they moved to Canada, the children ______ to the change very well.
| A．adopted | B．adapted | C．accustomed | D．suited |
Busy as they are, parents should ______ at least two hours every week to spend with their children.
| A．set out | B．set away | C．set off | D．set aside |
If you want to book tickets for the 2012 Olympic Games, just call 00952012. It ______ be simpler.
| A．mustn’t | B．won’t | C．needn’t | D．couldn’t |
________ it is so hot, I guess we can’t do anything until after dark.
| A．In case | B．Now that | C．Even if | D．As though |