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【单选题】
下列实验中，概率最大的是 [ ]A.
抛掷一枚质地均匀的硬币，出现正面；
B.
抛掷一枚质地均匀的正方体骰子（六个面分别刻有数字1到6），掷出的点数为奇数；
C.
在一副洗匀的扑克（背面朝上）中一张，恰好为方块；
D.
三张同样的纸片，分别写有数字2，3，4，和匀后背面朝上，一张恰好为偶数
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反馈参考答案：
举一反三
【单选题】设置 LED 灯亮语句( )。
A.
digitalWrite(LED,LOW)
B.
digitalRead(LED,HIGH)
C.
digitalWrite(LED,HIGH)
D.
digitalRead(LED,LOW)
【单选题】He said the train _____ at 6:00 the next morning.
A.
left
B.
was leaving
C.
leaves
D.
is leaving
【单选题】Among his criticisms, which he said _______ an indication of his experience over several months, he includes the train being dirty.
A.
was
B.
were
C.
being
D.
been
【单选题】—The train is leaving right now, but David hasn't arrived yet. —Well, he said he ____ here on time. [ ]
A.
came
B.
will be
C.
would come
D.
can be
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