I don’t know when he . When he , I will let you know. A. Will arrive; will arrive B. arrives ;arrives C. will arrive ;arrives D. arrives ;will
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My name is David Green. I am an English boy. My family are in Beijing. My father and mother work there. My father is an engineer( 工程师 ) and my mother is a teacher. I have a sister but no brother
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均田制的推行是在( ) A .秦汉时期 B.隋唐时期 C .北魏时期 D .明清时期