Mother went shopping; __________, I cleaned the house.A．whileB．whenC．howeverD．m_刷题宝

题干

Mother went shopping; __________, I cleaned the house.

A．while

B．when

C．however

D．meanwhile

上一题下一题 0.85难度单项选择更新时间:2011-01-13 01:25:26

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