The Browns _______ the trains; if not, they w...

The Browns _______ the trains; if not, they would have been at the get-together as scheduled.

A. must miss　　　　　　　　　　 B. must have missed

C. should miss　　　　　 　　 D. should have missed

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　　　　　　　 the morning train, he would not have been late for the meeting.

A. Did he catch　　　　 B. Should he catch

C. Has he caught　　 D. Had he caught

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_______ the morning train, he would not have been late for the meeting.

A. Did the catch　　　　　　　　　 B. Should he catch

C. Has the caught　　　　 　　　　 D. Had he caught

高二英语单项填空中等难度题查看答案及解析

________ the morning train, he would not have been late for the meeting.

A. Did he catch B. Should be catch

C. Has he caught D. Had he caught

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---The fog in your city must have been very thick; if not, you would have been here as scheduled.

---Yes. Our flight _________ by the thick fog.

A. has put off　　　　　　　　　 B. was put off

C. had been put off　　　 　　 D. put off

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_______it not been for the free ticket, I would not have gone to the cinema.

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If we had not been ______ by the traffic jam, we would have arrived an hour earlier.

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Six men have been trapped in a mine for seventeen hours. If they are not brought to the surface soon they may lose their_____1.____ (life). However, rescue operations are _____2.____ (prove) difficult. If explosives are used, vibrations will cause the roof of the mine ____3._____ (collapse). Rescue workers are therefore drilling a hole on the north side of the mine. They intend to bring the men up in 　　 4.　　 special capsule. 　　 5.　　 there had not been a hard layer of rock beneath the soil, they would have completed the job in a few hours. As it is, they have been drilling for sixteen hours and they still have a long way to go. Meanwhile, a microphone, which 　 6.　 (low) into the mine two hours ago, has enabled the men to keep in touch with the closest relatives. Though they are running out of food 　　 7.　　　　 drink, the men are 　　 8.　 (cheer) and confident that they will get out soon. They have been told that rescue operations are progressing 　　 9.　　 (smooth). If they knew how difficult it was to drill 　　　 10.　　 the hard rock, they would lose heart.

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They said that not all trainees would be suitable for the jobs _____ they were being trained.

A. in which    B. for which      C. in that          D. for that

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They ______ the train to Beijing．Otherwise, they would have returned home．

A．need have caught                              B．must have caught

C．must catch      D．may catch

高二英语单项填空中等难度题查看答案及解析