--- Where do you think ______ he ______ the computer?
 --- Sorry. I have no idea.
| A.has; bought | B.不填; bought | 
| C.did; buy | D.不填; buys | 
The upset mother thought to herself, “If only I ______ what’s going on in my little boy’s head right now.”
| A.had known | B.know | C.knew | D.have known | 
The airplane had a good ______ of newspapers, magazines, television programs, food and drinks. The meal even included a serving of Haagen-Dazs ice cream.
| A.offer | B.number | C.supply | D.amount | 
Henry made a list of all the possible solutions, ______ helpful in handling the present situation, though.
| A.none of them | B.none of which | 
| C.all of which | D.all of them | 
The China Foreign Exchange Trading System says it will ______ direct trading of the Chinese yuan against the Singapore dollar beginning Tuesday.
| A.carry on | B.carry out | 
| C.carry away | D.carry off | 
Hong Kong’s “anti-Occupy Central” movement has announced that over one million signatures have been collected ______ the police.
| A.in need of | B.in support of | 
| C.in praise of | D.in honor of |