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【单选题】
若自动变速器控制系统工作正常，电脑内没有故障代码，则故障警告灯以每秒( )次的频率连续闪亮。A.
1
B.
2
C.
3
D.
4
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反馈参考答案：
举一反三
【单选题】下列代码运行结果是() lst=list('abcd') lst.append('a') lst
A.
['a', 'b', 'c', 'd']
B.
['a', 'a',, 'b', 'c', 'd']
C.
['a', 'b', 'c', 'd', 'a']
D.
[ 'b', 'c', 'd']
【单选题】以下代码的输出结果是 lst1 = [1, 2, 3, 4, 5] lst2 = ['a', 'b'] lst1.extend(lst2) lst1.insert(0,0) lst1.remove('a') lst1.reverse() print(lst1)
A.
['b', 'a', 5, 4, 3, 2, 1]
B.
[0, 1, 2, 3, 4, 5, 'a', 'b']
C.
[0, 1, 2, 3, 4, 5, 'b']
D.
['b', 5, 4, 3, 2, 1, 0]
【单选题】When you arrive at the hotel, you’ll______ notice the friendly staff, who will make your holiday a wonderful dream.
A.
sensitively
B.
scarcely
C.
immediately
D.
obviously
【单选题】When the 'free trial' deadline is over, you'll be charged without notice for a product or service if______.
A.
you fail to cancel it within the specified period.
B.
you happen to reveal your credit card number.
C.
you find the product or service unsatisfactory.
D.
you fail to apply for extension of the deadline.
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