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【单选题】
PLC梯形图编程时,右端输出继电器的线圈( )A.
只能并联3个
B.
只能并联2个
C.
只能并联1个
D.
并联数不限
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反馈参考答案：
举一反三
【单选题】－Peter is than you, right? －Yes, but he is runner in our class.
A.
heavier, best
B.
heavy, the best
C.
heavier, the best
D.
heavy, better
【单选题】Sam is 11 years old Peter is 16 years old Peter is 5 years ______ than Sam.
A.
older
B.
shorter
C.
newer
D.
longer
【简答题】客流是指在单位时间内，轨道交通线路上乘客流动人数和 的总和。A. 流动方向
【简答题】与非门的逻辑功能是
【简答题】Peter is (heavy) than Paul and Paul is (short) than Peter.
【单选题】Peter is ( ) than his brother.
A.
more fatter
B.
much fatter
C.
very fat
D.
the fattest
【简答题】客流是指单位时间内，城市轨道交通线路上乘客流动人数和流动 的总和。A. 方向
【单选题】Sam is 11 years old. Peter is 16 years old. Peter is 5 years ___ than Sam.
A.
old
B.
older
C.
oldest
【单选题】Now Peter is than he was.
A.
more carefully
B.
much careful
C.
more careful
D.
much carefully
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