问题
选择题
_____ mobile phone is very convenient, school children are not allowed to own one.
A．If
B．While
C．Because
D．When
答案
答案：B
考查连词。while尽管，虽然。句意：尽管手机非常方便，学校孩子不允许拥有，选B。
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_____ mobile phone is very convenient, school children are not allowed to own one.
A．If
B．While
C．Because
D．When
答案：B
考查连词。while尽管，虽然。句意：尽管手机非常方便，学校孩子不允许拥有，选B。