U.S. President Barack Obama ______ a speech at a dialogue with Chinese youth at the Shanghai Science and Technology Museum during his four-day state visit to China, Nov. 16, 2009.
| A．addressed | B．delivered | C．composed | D．recited |
I ________ myself more— it was a perfect day.
| A．shouldn’t have enjoyed | B．needn’t have enjoyed |
| C．wouldn’t have enjoyed | D．couldn’t have enjoyed |
_______ at the cafeteria before, Tina didn’t want to eat there again.
| A．Having eaten | B．To eat | C．Eat | D．Eating |
According to the law, all foreigners have to ________ with the local police within two weeks of arrival.
| A．associate | B．dispute | C．negotiate | D．register |
Don’t turn off the computer before closing all programs, _________ you could have problems.
| A．or | B．and | C．but | D．so |
Lily will succeed______ your property after your death, but I don’t think she is _______ success.
| A．in ; / | B．at; a | C．to ; a | D．from; a |