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【多选题】
水泥混凝土用砂，宜选用细度模数在1.6-3.7的砂，（）的细度模数处于此范围。A.
A．粗砂
B.
A．粗砂
C.
C．细砂
D.
D．特细砂
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【简答题】计算机构自由度,机构示意图如下:
【简答题】计算机构自由度,机构示意图如下:
【简答题】Dear Betty, You asked me how my school life was like in your last letter. As you know, our school is very different from other high schools. Besides learning knowledge, we also learn practical skills....
【单选题】We always try to go to a different when we go on holida y.
A.
coun ty
B.
country
C.
count
D.
cant
【简答题】这些句式你掌握了吗？按要求改写下列句子。 1. We go to work by bus every day.( 就画线部分提问) ____ ____ you go to work every day? 2. I know how to say those things in a report.( 改为同义句) I know how ______ ______ say those things i...
【单选题】—Shall we go for a picnic on Saturday or Sunday?— Either time is OK with me.A．It depends.B．Up to y
A.
—Shall we go for a picnic on Saturday or Sunday? —____Either time is OK with me. A．It depends.
B.
Up to you.
C.
Why not?
D.
Don’t mention it.
【单选题】(2013·江西十所重点中学二模)—Dad, can we go to the shop? I want to buy some sweets. —________. Can't you see I'm busy at the moment?
A.
Take it easy
B.
No problem
C.
Forget it
D.
Don't mention it
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