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【简答题】
Y ou will hear five statements once only. Listen carefully and decide which of the four suggested answers marked A, B, C and D is the closest in meaning. News summary 4.mp3: A. Astronauts have detected the light from a star born 13 billion years ago. B. A Nature article claimed that the universe was born about 30 billion years ago. C. NASA scientists detected the light from the universe’s first stars. D. The stars were created along with the universe itself.
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【判断题】石膏加水后凝结硬化快,为了便于施工,常需掺入适量的缓凝剂
A.
正确
B.
错误
【单选题】After that he didn’t feel hungry _____.
A.
no more       
B.
any more          
C.
no longer     
D.
some longer
【单选题】He studied in Florida _____, but he didn’t feel _____ at all because he made a lot of new friends. [     ]
A.
alone; alone
B.
lonely; lonely
C.
alone; lonely
D.
lonely; alone
【判断题】石膏加水后凝结硬化快,为了便于施工,常需掺入适量的缓凝剂
A.
正确
B.
错误
【判断题】J曲线效应认为,贬值不会立即引起贸易收支的改善,反而可能导致恶化,只有经过一段时间之后,贸易收支才得以改善。
A.
正确
B.
错误
【单选题】Mr. Andrews didn't feel comfortable ______.
A.
because he didn't go to the doctor.
B.
because he had had some medicine which made him sick.
C.
because he was really ill after eating two sausages.
D.
because the dog was to die.
【单选题】He failed once again in his experiment, but he didn't feel ______.
A.
frustrated
B.
encouraged
C.
puzzled
D.
endangered
【判断题】单相半控桥整流电路可以实现有源逆变。
A.
正确
B.
错误
【单选题】Why didn't the man have breakfast this morning?
A.
Because he didn't feel very well.
B.
Because he couldn't find anything for breakfast.
C.
Because he got up late.
【简答题】I didn’t feel like___,so he suggested___a taxi.
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