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【单选题】
精刮时,刮刀的顶端角度应磨成A.
92.5°
B.
95°
C.
97.5°
D.
75°
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皮皮学刷刷变学霸
举一反三
【简答题】影响一种商品需求数量的因素包括
【单选题】听力原文：W：Hello，Steve．This is Susan．I’m afraid I won't be able to attend the party． M：Do come after your meeting. Susan．Our party won't be over until mid-night． Q：Why did the woman say that she could not...
A.
She was afraid she might be kept too late.
B.
She would have something more important to do.
C.
She had to meet a friend of hers.
D.
She was not in the mood to attend the party.
【简答题】I'm sorry I won't be able to m__________ on Saturday.
【单选题】听力原文：M: I'm sorry, but something unexpected has come up and I won't be able to keep my appointment with you this afternoon. I wonder if we could change the time of our meeting to sometime tomorrow mor...
A.
At 9:00.
B.
At 9:30.
C.
At 9:25.
D.
At 10:00.
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