Tim lost his lunch改成否定句和一般疑问句 He broke a glass yesterday也改成否定句和一般疑问句

问题描述:

Tim lost his lunch改成否定句和一般疑问句 He broke a glass yesterday也改成否定句和一般疑问句

Tim didn't lose his lunch.
Did Tim lose his lunch?
He didn't break a glass yesterday
Did he break a glass yesterday?