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【判断题】
在其它条件相同的情况下，延期起爆所引起的震动波比同时起爆所引起的震动波要小。A.
正确
B.
错误
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皮皮学刷刷变学霸
举一反三
【单选题】听力原文：W: You look upset. Anything wrong? M: I failed in physics exam again in spite of all the efforts I made. Q: What do we know about the man from the conversation? (17)
A.
he didn't work as hard as he was supposed to.
B.
He didn't pass the physics exam.
C.
He did better in an earlier exam.
D.
he found something wrong with the exam.
【单选题】听力原文：W：You look upset．Anything wrong? M：I failed in the physics exam again…spite of all the efforts I made． Q：What do we know about the man from the conversation? (15)
A.
He didn't work as hard as he was supposed to.
B.
He didn't pass the physics exam.
C.
He did better in an earlier exam.
D.
He found something wrong with the exam.
【单选题】— You look upset. What’s the matter ? — I had my proposal ______ again.
A.
turned over
B.
turned on
C.
turned off
D.
turned down
【单选题】听力原文：W：You look upset．Anything wrong? M：I failed in the physics exam again in spite of all the efforts I made． Q：What do we know about the man from the conversation? (15)
A.
He didn't work as hard as he was supposed to.
B.
He didn't pass the physics exam.
C.
He did better in an earlier exam.
D.
He found something wrong with the exam.
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