—Hi, Lydia. Are you going to the concert on Friday?
—I’d like to. But there are so many problems_______.
| A．remaining to be settled | B．remained settling |
| C．remaining to settle | D．remained to be settled |
The little girl was afraid of having her bad tooth pulled out. The dentist tried hard to put her _____________.
| A．at last | B．at hand | C．at ease | D．at least |
Listening to loud music at rock concerts __________ caused hearing loss in some teenagers.
| A．is | B．are | C．has | D．have |
____________________ to the party, Joan was greatly hurt.
| A．Having not been invited. | B．Having not invited |
| C．Not having been invited | D．Not having invited |
Now the people in that mountain village are _____________than they were 10 years ago.
| A．well off | B．better off | C．badly off | D．worse off |
The five rings ____________the close unity and friendly meeting at the Olympics between athletes from five continents.
| A．prove | B．represent | C．defeat | D．explain |