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【多选题】
摆动气缸的摆动角度可在一定范围内调节,常用的固定角度有( °)、( °)和( °)。A.
90
B.
180
C.
270
D.
360
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举一反三
【单选题】听力原文： It would seem that there are three kinds of travel books. The first are those that give a personal, subjective account of travels which the author has actually made himself. If they are informat...
A.
Two.
B.
Three.
C.
Four.
D.
Five.
【简答题】已知：如图，在正方形ABCD中，E是CB延长线上一点，EB= 1 2 BC，如果F是AB的中点，请你在正方形ABCD上找一点，与F点连接成线段，并说明它和AE相等的理由． 连接______，则______=AE．
【简答题】For those who are almost blind to all colors, what kinds of colors can they only see? They can only see ______.
【单选题】Those kinds of Chinese medicines ______ cool and dry following the instructions. [ ]
A.
must be kept
B.
should place
C.
will be eaten
D.
should carry
【单选题】To my surprise, I never thought I ______ those kinds of books. [ ]
A.
was of benefit to
B.
was beneficial to
C.
benefited from
D.
benefited
【简答题】在为商品定价时,企业应首先考虑产品( ) A 、价值 B 、成本 C 、利益 D 、质量
【单选题】听力原文： It would seem that there are 3 kinds of travel books. The first are those that give a personal description of travels which the author has actually made himself. If they are informative and have...
A.
2.
B.
3.
C.
4.
D.
5
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