Mr Morgan appears extremely cheerful in public, he is in fact leading a very unhappy life

发布时间：2020-08-16 11:41:12

     Mr Morgan appears extremely cheerful in public, he is in fact leading a very unhappy life.
A. While
B. When
C. As
D. Since

网友回答

(答案→)A. While
B. When
C. As
D. Since
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