【单选题】【消耗次数：1】
由主切削刃直接切成的表面叫（ ）。
①
切削平面
②
切削表面
③
已加工面
④
待加工面
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随机题目
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12.You _____ return the book now. You can keep it till next week if you like.
①
cant
②
mustnt
③
neednt
④
may not
【单选题】
6. –Look, someone is coming. Guess who it _____ be?–I think it _____ be Tom.–I don’tthink it _____ be _____.
①
must; can; must; his
②
may; can; must; him
③
must; can; him
④
might; must; can; himself
【单选题】
1. If they ______ to do this work, he might do it some other way.
①
were
②
should
③
will
④
can
【单选题】
8. I______ go to bed until I ______ finished my work last night.
①
Don’t; had
②
didn’t have
③
didn’t; had
④
don’t; have
【单选题】
7. If it is fine tomorrow, we ______ a football match.
①
have
②
will have
③
has
④
shall has
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19. _______hand in his exercise book before Monday.
①
Need he to
②
Does he need
③
Needs he to
④
Need he
【单选题】
9. No sooner _______ he arrived home than he _______to start on another journey.
①
has; was asked
②
have; were asked
③
had; is asked
④
had; was asked
【单选题】
13. Where is my pen? I ______ it.
①
might lose
②
would have lost
③
should have lost
④
must have lost