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【判断题】
不同的汉字可以读相同的音，而同一汉字又可以被各种方言或异读出不同的音，可见汉字的“记音”功能是相当低的。（）A.
正确
B.
错误
拍照语音搜题，微信中搜索"皮皮学"使用
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【单选题】For someone who feels he must act, it is very likely that______.
A.
he will become a film star at long last
B.
he will be well paid
C.
he will end up without becoming a film star
D.
he will become a stage manager
【单选题】关于四行程发动机工作原理,下列说法错误的是( )。
A.
依次完成进气、压缩、做功、排气，一个工作循环曲轴转过了720°
B.
多缸发动机曲轴每转二圈，每个气缸都要作功一次
C.
各气缸完成一个工作循环，其进排气门各开启二次
D.
在发动机四个冲程中，只有做功冲程向外输出功率
【简答题】We had a very ____________ (tire) day yesterday.
【简答题】A．He must be a very strong man. B．He or she must have technical knowledge. C．He or she be able to read and speak English D．He or she be a very wealthy businessperson.
【单选题】He is very rich, so he______.
A.
must make a fortune
B.
should have made a fortune
C.
must have made a fortune
D.
should make a fortune
【简答题】He looks very tired . He ____ to bed too late last night . A．must go B．must have gone C．could go D．didn''t go
【单选题】He fell asleep immediately last night. He ______ very tired.
A.
must be
B.
must have been
C.
can be
D.
could have been
【单选题】He was taken away by the police. He _________ a very serious crime.
A.
must be committed
B.
was being committed
C.
must commit
D.
must have committed
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