问题

Most girls like talking about pop stars _______ boys like playing computer games.
A:when
B:while
C:as
D:since;
B:while
C:as
D:since;
正确答案是:
同类题型
ear’s children’s party, ________ some parents were invited to, was a great success.
There must be somebody in Tom`s home.I`m sure that either Tom or his parents _______ at home now.
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