The teacher got the students ___ all the words they didn’t know.
| A．looked up | B．looking in |
| C．to look up | D．look at |
Chinese Premier Wen Jiabao _______an important speech on April 30,2011 in Indonesia, __________he is currently on an official visit .
| A．is delivering ; that | B．was delivered ; in which |
| C．delivered ; where | D．had delivered ; when |
The specialist, ______ some of his assistants, ____ to attend our discussion.
| A．and; is | B．or; are | C．as well as; is | D．except for; are |
Smiles around the world _____ be false, ______ other feelings like anger, fear or worry.
| A．must; hide | B．must; hiding | C．can; hide | D．can; hiding |
Using Dr Yuang's hybrid rice, nowadays farmers are producing harvests ________ before.
| A．as twice large as | B．twice as much as |
| C．twice as large as | D．as twice much as |
Our football team _____ every match so far this year, but we still have three more games to play.
| A．wins | B．was winning | C．had won | D．has won |