They aren't having lunch in a restaurant.（用often改成否定句）

They aren't having lunch in a restaurant.（用often改成否定句） They aren’t having lunch in a restaurant用often改成否定句 my mother often eats in a restaurant改为否定句,often应该放在doesn't前面 they had lunch yesterday in a restaurant they are having lunch now.改为否定句 NO,they aren't having a picnic是什么意思 everyone'having a good time 为什么用aren't they 不 everyone'having a good time 为什么用aren't they 不用 They are having a good time in the restaurant.用what改为问句 1.He is having lunch.(改为否定句） He __ __ having lunch. they Chinese eat restaurant in a（.）连词成句 they had lunch in the spring restaurant怎么变一般疑问句,并做肯、否定回答