问题
选择题
Mike was usually so careful,________this time he made a small mistake.
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答案
A
解析 句意为:麦克通常很认真的,然而(yet)这次他犯了个小错误。still仍旧;even甚至;thus因此,均不符合语境,故排除。
Mike was usually so careful,________this time he made a small mistake.
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