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【单选题】
为了避免产生定位误差( )。A.
和基准统一原则
B.
应符合基准重合原则
C.
应符合基准统一和基准重合原则
D.
粗加工后精加工
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反馈参考答案：
举一反三
【多选题】下列关于被动型上肢假肢说法正确的是( )
A.
只能被动的运动
B.
能由患者自身或体外力源控制
C.
装饰性上肢假肢是被动型上肢假肢的一种
D.
体外力源上肢假肢是被动型上肢假肢的一种
【单选题】You can talk the English film yourclassmates [ ]
A.
with, about
B.
with, with
C.
about, with
D.
about, about
【单选题】Why is the woman looking for some books about English?
A.
She is learning English literature.
B.
She is preparing for an exam.
C.
She is passionate about English.
D.
She is taking a hard course.
【单选题】．--- What about listening to the English program on the radio while learning English? --Personally，___________．
A.
it’s up to you．
B.
it makes sense．
C.
it’s a shame．
D.
it’s out of the question．
【简答题】完形填空。 We __ 1 __ English, not learning about English. A student can __ 2 __ all about English, but he __ 3 __ not be able to speak English. There is a __ 4 __ between 'learning English' and 'learning ...
【单选题】听力原文： Although twins have always been a source of curiosity, they are not so uncommon statistically, since they occur once in every 86 births. About one-third of all twins are identical, or single-egg...
A.
fraternal twins
B.
mirror twins
C.
single-egg twins
D.
separate-egg twins
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