中国石油大学 / 中石油
正确率:100%
36. " You realize that you were driving at 100 miles per hour, don’t you?" " No, officer. I ______ have been, this car can’t do more than 70."
A、needn’t
B、shouldn’t
C、couldn’t
D、might not
A、needn’t
B、shouldn’t
C、couldn’t
D、might not
参考答案:
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