改被动语态He was doing his homework at this time yesterday .

改被动语态He was doing his homework at this time yesterday . He was reading a book at this time yesterday.改为被动语态 Lana was doing homework p____ at home this time yesterday he didn't finish his homework yesterday改为被动语态 Lana was doing a homework p_____ at home this time yesterday she was doing her homework at this time yesterday 改为一般疑问句 he does his homework every day如何改被动语态 he was -------at this time yesterday He does his homework every day用at this time yesterday改写句子 He was doing his homework yesterday afternoon 改为否定陈述句 he was doing his homework yesterday afernoon改为否定 英语翻译While he was doing his homeworkat this time yesterday la