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【多选题】
根据工作原理的不同,带传动分为( )和( )两大类。A.
摩擦型带传动
B.
啮合型带传动
C.
从动轮
D.
挠性带
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知识点：
皮皮学刷刷变学霸
举一反三
【简答题】9. I can make a
salad. I can set the table. I can ____ the
table.
【单选题】听力原文：I know the number you have mentioned that can be divided by 8 and also by 9. What is the exact number?
A.
81.
B.
48.
C.
104.
D.
72.
【单选题】在抗震设计中,多层砖房设置的钢筋混凝土构造柱( )。
A.
是为了提高墙体的受压承载力
B.
必须单独设置基础
C.
可不单独设置基础,但应伸人室外地面下500m 或与埋深小于500m 的基础图果相连
D.
可不单独设置基础,伸至防潮层即可
【单选题】如图所示,一等边三角形薄板置于光滑水平面上,开始处于静止状态,当沿其三条边分别作用有大小相等的力 F1 、 F2 、 F3 后,薄板将
A.
静止
B.
移动
C.
转动
D.
又移又转
【单选题】—I've got some wonderful news.We have been invited to the palace ball. —Really？______.
A.
I don't believe so
B.
I believe not
C.
I can't believe it
D.
I don't believe it
【单选题】I don't need your help. I can finish the work by _______________.
A.
me
B.
mine
C.
I
D.
myself
【简答题】— Is it going to be warm next week? — _________________. A: Yes, it is B; I don't believe it C; No, it hasn't
【单选题】—Can I know the fees for the courses? —_________
A.
I have no idea.
B.
500 yuan a month.
C.
It’s very expensive.
D.
You’d better come here in person.
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