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【简答题】
This is a picture of a classroom(教室). You can see a teacher’s desk, five desks and six chairs. You can see a girl and a boy, too. Four English books are on the teacher’s desk. One pencil-case is on a desk. Two pens and two rulers are in the pencil-case. A schoolbag is behind a chair. A ball is on the floor. The girl is Lily. She is 12.The boy is Mike. He is 11.They are in Class 5.They are good friends. Their teacher is Mr. King. He is not here. 小题1:What picture is it? A.It is a picture of boys and girls. B.It is a picture of desks and chairs. C.It is a picture of pens and pencils. D.It is a picture of a classroom. 小题2:Where are the two pens? A.They are in the pencil-case. B.They are on the teacher’s desk. C.They are behind the chair. D.They are on the floor. 小题3:Who is eleven? A.Lucy. B.Lily. C.Mike D.I don’t know. 小题4:Who is their teacher? A.Mrs Green. B.Mrs King. C.Miss King. D.Mr King. 小题5:Are Lily and Mike good friends? A.No,they are. B.Yes,they aren’t. C.No,they aren’t. D.Yes,they are.
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【单选题】控制按钮由按钮帽、 复位弹簧、 桥式触点 和外壳等组成, 通常做成复合式, 即具有动断 触点和动合触点。
A.
B.
【单选题】在酒吧准备工作中,摆放酒具时,量杯、吧匙、冰夹应( )。
A.
用干净的口布垫底摆放在抽屉里
B.
浸泡在干净的水中
C.
用干净的口布垫底摆放在操作台上
D.
用干净的口布垫底摆放在吧台上
【多选题】按钮一般由按钮帽、 、 、 和外壳等 组成。
A.
复位弹簧
B.
动触点
C.
电磁机构
D.
静触点
【单选题】控制按钮主要由控制冒、()、静触头、复位弹簧和外壳等所组成。
A.
手柄
B.
电触头
C.
齿轮
D.
线圈
E.
单选题
F.
三相异步电动机中,旋转磁场的转向取决于电流的()。
G.
/初级电工
H.
【判断题】动物油的营养价值高于植物油
A.
正确
B.
错误
【简答题】控制按钮一般由按钮帽、 、 和外壳等部分组成。
【判断题】一般来说,动物油的营养价值高于植物油的营养价值。
A.
正确
B.
错误
【简答题】按钮它是由按钮帽、()、动触点、静触点和外壳等组成。其触点允许通过的电流很小,一般不超过()A。
【单选题】控制按钮主要由按钮帽、( )、静触头、复位弹簧和外壳等所组成。
A.
线圈
B.
动触头
C.
手柄
D.
齿轮
【简答题】按钮由 、 、 和外壳等组成。
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