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【判断题】
( )在机床工作时所发生的振动,基本上有被迫振动和自激振动两类。A.
正确
B.
错误
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举一反三
【单选题】I have worked here since I _________ from college.
A.
graduate
B.
graduated
C.
has graduated
D.
was graduating
【简答题】连词成句。 your, what, like, is, new, teacher, art (?) _____________________________________________________
【单选题】I have worked here since I ______from college.
A.
graduate
B.
will graduate
C.
graduated
D.
graduating
【简答题】连词成句。 your，what，name，is ______________________
【单选题】I have worked here since I __________ from college.
A.
graduates
B.
graduate
C.
am graduating
D.
graduated
【简答题】I have worked here ______ five years. (for)
【单选题】I have worked here since I __________ (graduate) from college.
A.
have graduated
B.
graduated
【简答题】连词成句。 1. this, is, What (?) ___________________________ 2. is, it, desk, a (.) ___________________________
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