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【单选题】
光栅中,标尺光栅与指示光栅的栅线应()。A.
相互平行
B.
互相倾斜一个很小的角度
C.
互相倾斜一个很大的角度
D.
处于任意位置均可
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反馈参考答案：
举一反三
【单选题】听力原文：W: This lake is so wide that you can't see the other side. M: I wouldn't want to try to swim across it. Q: What does that man mean? (13)
A.
He wants to swim across the lake.
B.
He doesn't think she can see very well, either.
C.
He doesn't know why she wants to swim.
D.
He thinks the lake is wide, too.
【单选题】I wouldn't want ___ of my parents to know I have a boyfriend.
A.
either
B.
any
C.
neither
D.
none
【单选题】听力原文：W: This lake is so wide that you can't see the other side. M: I wouldn't want to try to swim across it. Q: What does the man mean? (18)
A.
He thinks the lake is very wide, too.
B.
He wants to swim across the lake.
C.
He doesn't think the lake is very wide.
D.
He doesn't know why she wants to swim.
【单选题】关于“龙源期刊电子阅读”服务说法不正确的是
A.
点击互动视窗系统的“龙源期刊”进入龙源期刊电子阅读
B.
龙源期刊电子阅读可以在线阅读电子图书
C.
龙源期刊电子阅读并不是查阅期刊论文的好途径
D.
龙源期刊电子阅读中阅读版面为文本版或原貌版
【单选题】I know how busy you must be and naturally I wouldn't want to too much of your time.
A.
take up
B.
take off
C.
take over
D.
take on
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