A person , when_________，can often do what is normally beyond his ability.
| A．challenged | B．challenges |
| C．challenging | D．to challenge |
You __________ put your computer in your bedroom．
| A．don’t need | B．had not better | C．had better not | D．ought not |
—How are you today?
—Oh, I __________ as ill as I do now for a long time．
| A．didn’t feel | B．haven’t felt | C．wasn’t feeling | D．don’t feel |
— It’s a warm day, isn’t it?
— Yes, it’s __________ cold．I just wear a jacket．
| A．not a bit | B．a bit | C．a little | D．not a little |
Mary said that she ___________ London．
| A．has never gone to | B．has never been ,to |
| C．had never been to | D．had never gone to |
I don’t know ____________．
| A．what does the word mean | B．what the word mean |
| C．what the word means | D．how the word means |