What a pity! Considering his ability and experience, he ______ better.
| A．need have done | B．must have done |
| C．can have done | D．might have done |
A large number of people are _____, and how can the local government ignore the problem?
| A．at work | B．in work | C．out of work | D．after work |
A lot of praises have come from those _____ patients because they are getting better after taking the medicine.
| A．peaceful | B．hopeful | C．successful | D．grateful |
The kind lady devoted all her life to _____ those homeless children.
| A．help | B．helping | C．be helping | D．being helped |
It’s helpful to put children in a situation _____ they can see themselves differently.
| A．that | B．when | C．which | D．where |
Only when he reached the tea-house ______it was the same place he’d been in last year.
| A．he realized | B．he did realize |
| C．realized he | D．did he realize |