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【简答题】
指出图各门电路的输出是什么状态?(低电平 L、高电平H或高阻态Z)。已知(a)、(b)为74系列TTL门电路,(c)、(d)为CC4000系列CMOS门电路。 (a) (b) (c) (d)
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举一反三
【单选题】You don't have to be a movie star o r the P resident's w ife to satisfy your desire for an on - trend shoes. satisfy me ans the same as in sentence _____________ .
A.
The result of the competition satisfied us.
B.
The government has been trying to satisfy the people's needs.
C.
I want to satisfy that what he said was true.
【简答题】阅读理解。 Geena David knew she wanted to be a movie star when she was very young. She was not sure what gave her the idea, but she wanted to look like a movie star.'I have a lot of pictures from my childh...
【多选题】以下属于A类一般事件的是:
A.
运营期间,单个地铁车站照明全部熄灭60分钟以上
B.
因设备设施故障、现场组织不善、消防、防汛等问题造成人流密集场所5人以下跌倒的踩踏事件
C.
控制中心、车辆段、主变电所等非公共区域发生一定火情但未造成人身伤害的
D.
载客列车挤岔
【单选题】After Talia says, "You should be proud of yourself," Amy says "It was nothing. Piece of cake, in fact." Amy is _____________.
A.
asking Talia to buy her a piece of cake
B.
telling how difficult the situation was for her
C.
acting modest about what she did
【单选题】听力原文：W: The principal is a Hollywood movie star. No wonder it's so popular. M: Hurry up! The theater won't show you to your seats if you arrive after the curtain goes up. Q: What can we infer from the...
A.
The woman likes the Hollywood movie star.
B.
The movie is not as good as they expected.
C.
The movie is popular because the lead is a star.
D.
They are shopping for curtains in a store.
【单选题】男性，53岁，身高170 cm，体重65 kg,高血压病史10年，吸烟20年，今晨用力排便后出现右侧肢体瘫痪，伴头痛，无呕吐，口齿不清，病理反射阳性，CT示高密度影，导致该患者此次发病的相关因素不包括
A.
高血压病史
B.
用力排便
C.
年龄
D.
肥胖
E.
吸烟
【单选题】M: I have just got a pair of presale Star Wars movie tickets from a friend and was thinking of inviting you along for the opening premier. Are you interested? W: Yeah, definitely! Thanks for inviting ...
A.
The department store.
B.
The museum.
C.
The cinema.
D.
The library.
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