高等继续教育 / 大学英语I
正确率：100%
题型描述: 单选题
Ever since the Smiths moved to the suburbs a year ago, they _ _ _ _ better health.
A. have been enjoying
B. had enjoyed
C. are enjoying
D. could have enjoyed
Ever since the Smiths moved to the suburbs a year ago, they _ _ _ _ better health.
A. have been enjoying
B. had enjoyed
C. are enjoying
D. could have enjoyed
参考答案：
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