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【简答题】
发动机的外特性是指（）。
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皮皮学刷刷变学霸
举一反三
【简答题】Because his doctor failed ____________.
【单选题】He _____ in the exam. The teacher_____think he _____ his best. [ ]
A.
failed, didn't, did
B.
failed, /, didn't
C.
fails, didn't, do
D.
failed, /, did
【单选题】______ several times, the young scientist still kept on making his experiments. A. Having been failed B. having failed C. Though failed D. Because of failure
A.
Having been failed
B.
Having failed
C.
Though failed
D.
Because of failure
【简答题】A) had failed B) failed C) attempted D) had attempted
【简答题】A．The woman failed her driving test. B．The woman failed an exam at university. C．The man isn't sure what to do. D．The man is offering to help the woman.
【简答题】If memories failed to fade, ______.
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