It was very late at night, he still went on . [ ]A. works B. worke

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It was very late at night, he still went on . [ ]
A. works
B. worked
C. working
D. work

答案

举一反三

The old man is strong enough. He prefers to . [ ]
A. walking, riding
B. walk, ride
C. to walk, ride
D. walking, ride

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Have you read the book? It"s worth . [ ]
A. read
B. to read
C. reading
D. to reading

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The flowers need .

[ ]

A. watering
B. to water
C. water
D. watered

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— Have you finished the work?
— Not yet, but no matter how hard it is, we"ll keep until we make it. [ ]
A. failed
B. trying
C. tried
D. falling

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— Do you still remember me sometime in Shanghai?
— Yes, of course. Two years ago. [ ]
A. to see
B. see
C. seeing
D. saw

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