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【单选题】
某一门电路,当输入端A=0,B=0,C=0或者A=1,B=0,C=0时,输出Y=0,其余输入组合时Y=1,门电路的表是A.
AY=AB+C
B.
BY=B+C
C.
CY=AB+C
D.
DY=A（B+C）
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举一反三
【单选题】How did the author’s friend feel after he broke up with his girlfriend?
A.
He felt free.
B.
He lost self-confidence.
C.
He became disappointed.
D.
He felt painful.
【单选题】关于“严重心理问题”，下列说法中不正确的是（）。
A.
多数情况下，会短暂地失去理性控制
B.
是较为强烈的、对个体威胁较大的现实刺激
C.
心理冲突是道德性的
D.
持续时间可在一年以上两年以下
【简答题】关于“严重心理问题”，下列说法中不正确的是（ ）。
【简答题】阅读理解。 Eddie liked music very much when he was at school, but when he went to the university he decided to study medicine instead of music. When he passed his examinations and became a doctor, he had t...
【单选题】关于严重心理问题，下列说法不正确的是
A.
多数情况下，会短暂地失去理性控制
B.
是较为强烈的、对个体威胁较大的现实刺激
C.
心理冲突是道德的
D.
持续时间可在一年以上、两年以下
【简答题】A．When the doctor told him to. B．When his wife told him to. C．When he had to. D．When he felt better.
【简答题】How did the author’s “British Cuisine Tour” start?
【单选题】How did the author’s friend find his long lost sister in paragraph 8?
A.
Instagram.
B.
Facebook.
C.
Twitter.
【单选题】如果一张地形图比例尺是1:50000,以下距离换算错误的是( )。
A.
图上1.2厘米,实地600米
B.
实地400米,图上8厘米
C.
图上2.5厘米,实地1250米
D.
实地2000米,图上4厘米
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