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【判断题】
曲轴轴承是一种沉重发闷的金属敲击声,当转速或负荷忽然变化时,响声明显,发动机本身有明显振抖现象。A.
正确
B.
错误
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参考解析：
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皮皮学刷刷变学霸
举一反三
【单选题】The Prime Minister refused to ________ on the rumour that he had planned to resign.
A.
explain
B.
comment
C.
remark
D.
talk
【多选题】What different kinds of jobs are mentioned?
A.
shop assistant
B.
hairdresser
C.
doctor
D.
fire brigade/fire fighter
E.
cleaner
F.
doorman
G.
work in a bank
【单选题】听力原文：W: What jobs have you done in the last ten years? M: Many kinds of jobs. I was once an engineer and later a teacher. Up till now I have been an official for three years. What's the man now?
A.
A student.
B.
A teacher.
C.
An engineer.
D.
An official.
【简答题】Her fingerprint left on the scene was a _____ of her guilty. 她在现场留下的指纹是她的犯罪证明。
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