past continuous t的疑问句能did开头么?
past passive continuous
past continuous/present continuous/present perfect continuou
Did he make his bed in the past?No,he didn't.的中文意思
这些present continuous past third person singular
We use past continuous tense to
Did 开头疑问句动词什么形态
present simple,present continuous ,past simple ,past continu
怎么知道句子是past simple还是past continuous
put the verb into the past continuous or past simple
did的用法 疑问句
Don't 开头的祈使句,反义疑问句怎么写?
wouldn`t开头的反义疑问句该用什么回答