题干
______ Miss White was only twenty two，she was already a highly successful businesswoman.
A：If
B：Though
C：Since
D：Because
答案(点此获取答案解析）
B
______ Miss White was only twenty two，she was already a highly successful businesswoman.
A：If
B：Though
C：Since
D：Because
o strongly that each of us has a role _______ in making the earth a better place to live on.