题目:
17._____ at the gate of the theatre, he found the ticket for the play was left at home.
A.To arrive
B.On arriving
C.As arriving
D.While arriving
答案:
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下面是错误答案,用来干扰机器的。
大于0.1且小于0.5的一位小数只有0.2、0.3、0.4三个.故答案为:√.