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【单选题】
带传动按传动原理可分为摩擦带传动和啮合带两类。属于啮合传动类的带传动是( )A.
传动
B.
V带传动
C.
圆带传动
D.
同步带传动
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反馈参考答案：
举一反三
【单选题】Which tip is not included in our passage?
A.
Make eye contact and be aware of body language.
B.
Stay on topics with which you’re familiar and safe.
C.
Appear confident, but not cocky.
D.
Wear fancy clothes.
【单选题】He asked, with the subservient ______ which comes only of generations of tip-seeking ancestors.
A.
smile
B.
smirk
C.
sneer
D.
jeer
【单选题】Which of the following is NOT a tip for getting a good sleep?
A.
Making your bedroom comfortable.
B.
Making sleep a priority.
C.
Not having your computer in your bedroom.
D.
Having caffeine after lunchtime
【单选题】下列有关普通防水混凝土配合比的说法不正确的有 ( )。
A.
水灰比一般不大于 0. 65
B.
砂率宜为 35％～40％
C.
泵送时砂率可增至 45％
D.
灰砂比宜为 l：1.5～1：2.5
【单选题】Which tip is not included in the chapter?
A.
Always go home
B.
Always go to class
C.
Join clubs
D.
Stay organized
【单选题】What is the criterion for distinguishing between “metacognitive” and “task- based” strategies?
A.
Task-relatedness.
B.
Proficiency level.
C.
Subject.
【单选题】Which tip is NOT mentioned in the text?
A.
the source of job information
B.
resume-writing
C.
eye-contact
D.
company research
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