皮皮学,免费搜题
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搜题
【判断题】
库存现金的借方表示增加贷方表示减少,余额一定在借方。
A.
正确
B.
错误
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【单选题】51单片机8031片内EPROM有( )。
A.
0KB
B.
4KB
C.
2KB
D.
8KB
【单选题】–Do you have a tennis racket? - .
A.
Sorry, I don’t like.
B.
Sorry, I don’t.
C.
Yes, I like it.
D.
Do you think so?
【判断题】滚珠丝杠螺母副不能实现自锁
A.
正确
B.
错误
【单选题】– Do you have iPhone 5? – Sorry, they have been .
A.
given out
B.
looked out
C.
sold out
D.
come out
【单选题】– Do you have any plans for your winter vacation? – Yes. I am ________ for Paris next month.
A.
living
B.
watching
C.
thinking
D.
leaving
【判断题】滚珠丝杠螺母副能够实现自锁。
A.
正确
B.
错误
【单选题】– Do you have any plans for this Sunday? – Yes, I _______ my grandparents.
A.
am visiting                     
B.
visited                     
C.
have visited
【多选题】滚珠丝杠螺母副与普通滑动丝杠螺母副相比,特点有( )。
A.
运动具有可逆性
B.
垂直安装时不能自锁
C.
传动效率高
D.
灵敏度高
E.
易产生爬行
【单选题】–Do you have any idea what your former boss would say about you? –I don’t know, ________.
A.
so do I care
B.
so I don’t care
C.
nor do I care
D.
nor I don’t care
【单选题】– do you have an English Party? – Once a month.
A.
How old
B.
How long
C.
How soon
D.
How often
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