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单选题 28. The most common control device is the electric switch, the object _____ is to turn an electric current on or off by completing or breaking its circuit
学科：大学英语（第二册）第6期
时间：2025-05-05 10:38:46
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题目1单选题
Section ADirections: In this section, there are 10 incomplete sentences. You are required to complete each one by deciding on the most appropriate word or words from the 4 choices marked A, B, C and D.21. You can't hear what I'm saying _____ you stop talkingA. only ifB. unlessC. lestD. except that
题目2单选题
22. The movement of handwriting is a clue _____ character much as body language isA. inB. atC. forD. to
题目3单选题
23. I was just pulling the bed-clothes over my bed to go back to sleep, _____ there was another long bangA. asB. whenC. whileD. whether
题目4单选题
24. The needle and thread _____ precious for my grandmother who is good at sewingA. isB. areC. isn'tD. aren't
题目5单选题
25. A dream of the Red Chamber is said _____ into dozens of languages in the last decadeA. to have been translatedB. to be translatedC. to translateD. to have translated
题目6单选题
26. Had she listened to the lecture carefully last night, she wouldn't ____ in the examinationA. failedB. have failedC. have been failingD. have been failed
题目7单选题
27. All flights ____, because of the snowstorm, many passengers could do nothing but take the trainA. were canceledB. had been canceledC. having been canceledD. have been canceled
题目8单选题
28. The most common control device is the electric switch, the object _____ is to turn an electric current on or off by completing or breaking its circuitA. for whomB. of whichC. to thatD. with which
题目9单选题
29. I decided to go to the library as soon as I _____A. finish what I didB. finished what I didC. would finish what I was doingD. finished what I was doing
题目10单选题
30. The money will be used to keep a space vehicle on the moon busy _____ back to the earth photographs and other information about the surface of the moonA. to sendB. sendingC. to be sentD. being sent
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