He was watching TV. ______, his wife was cooking.[ ]A. while B. when

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He was watching TV. ______, his wife was cooking.[     ]
A. while
B. when
C. at the time
D. at the same time

答案

举一反三

—Where is your manager?
—Sorry, he is ____ for my company.[     ]
A. travel
B. trip
C. on business
D. tour

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____, he traveled the world on foot.[     ]
A. In the end
B. At the end
C. At last
D. Finally

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You had better save your time ____.[     ]
A. for a day
B. all day
C. in the day
D. in a day

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Last month, John arrived in Beijing _____.[     ]
A. by air
B. by a air
C. by a plane
D. take a plane

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The baseball is _______ the tennis basket.[ ]
A. next
B. next to
C. between
D. of

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