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【判断题】
( )230.手摇脉冲发生器失灵肯定是机床处于锁住状态。A.
正确
B.
错误
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举一反三
【单选题】—What's the boy standing there? —_____. [ ]
A.
He's Tim Green
B.
He's very good
C.
He's a student
D.
He's reading a book
【简答题】He’s disorganized, inefficient, never there when you want him — ____________, the man is hopeless.
【单选题】Thomas Edison's office was always disorganized with books and papers.
A.
discarded
B.
scattered
C.
sorted
D.
decorated
【简答题】He's disorganized; he's inefficient; he's never been there when you want him. _______________, he is hopeless.
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