President Obama held talks with Chinese President Hu Jintao in Beijing, _____ economic recovery, climate change and stopping the spread of nuclear weapons.
| A．which was discussed | B．in which they-discussed |
| C．when they discussed | D．which discussed |
Reportedly yesterday a group of American soldiers were walking along the road in Iraq when a bomb was ________ , three of whom were killed.
| A．set about | B．set out | C．set up | D．set off |
It is when the planethat you’d better find out at the book office.
| A．will take off | B．is going to take off |
| C．is taking off | D．takes off |
It’s so hot. Can you help me to wipe the sweatmy back?
| A．from | B．out of | C．off from | D．away |
His son learns pianoguitar.
| A．also | B．as well as | C．too | D．as good as |
He haschange, so you can ask him for an exchange.
| A．little | B．not a little | C．few | D．not a few |