The meeting didn’t begin________Mr.Lee came．He was the host of the meeting．
| A．while |
| B．because |
| C．until |
| D．since |
—He plays basketball so well! Who taught _______?
—He learnt it by _______.
A. him; him B. himself; him C. him; himself
Watching TV too much ________bad for you eyes.
A. are B. was C. is
Mr. Wang often says to her child, “You _______ play with fire(火). It’s dangerous.
A. mustn’t B. had better C. needn’t
—Could you please ________us some stories? —OK.
A. say B. talk C. tell
My uncle says that it’s his duty ________the patients.
A. save B. to save C. saving