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【单选题】
FX3U可编程序控制器DC 24V 输出电源,可以为()供电。A.
电磁阀
B.
交流接触器
C.
负载
D.
光电传感器
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反馈参考答案：
举一反三
【简答题】a×6+6×15=______×（______+______）．
【单选题】We had only been driving for an hour when the car ______ petrol. [ ]
A.
was run out of
B.
was run out
C.
ran out of
D.
ran out
【单选题】We had been driving for hours ___________I realized that something was wrong with one of the tyres.
A.
as
B.
when
C.
while
D.
until
【简答题】______÷5=6：______=0.6= 15 () =______：15．
【简答题】15 ( ) =6：______=3÷5= ( ) 15 =______%=______（小数）
【单选题】As we were driving along we saw a good restaurant, so we stopped（）dinner.
A.
having
B.
to have
C.
having been
D.
to be had
参考解析：
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