My brother is playing______violin while my sister is chatting on ______Interne_刷题宝

题干

My brother is playing______violin while my sister is chatting on ______Internet.

A．/ the

B．the the

C．the /

D．a the

上一题下一题 0.64难度单项选择更新时间:2011-11-14 10:07:49

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