括号内一般疑问句,否定回答：Helen (cleaned the blackboard) ten minutes ago

括号内一般疑问句,否定回答：Helen (cleaned the blackboard) ten minutes ago It was on the table ten minutes ago.(一般疑问句) 变否定句改为一般疑问句及回答 1 i was a teacher ten years ago Helen sat down on the seat quietly just now(改一般疑问句,并做否定回答) 1、一变五英语 否定句 一般疑问句 肯定回答 否定回答 对括号内句子提问 LI Lei cleaned his room yesterday改为一般疑问句 肯定回答 否定回答 否定句 I cleaned my room yesterday afternoon改为否定句、一般疑问句、肯定回答、否定回答 there is a( book )on the desk 句型转化 改为否定句 一般疑问句 肯否回答 括号内提问 下面每个改为否定句,一般疑问句和回答,特殊疑问句（括号内提问）.急 (Mary) lives near the supermaket 改否定句 一般疑问句 肯定回答 否定回答 括号提问 (Peter) walks to the hall 改否定句 一般疑问句 肯定回答 否定回答 括号提问 1 They are (cleaning the window) 改否定句 一般疑问句 否定回答 括号提问