I think this problem is much more difficult than that one,______?
–The girl _____you talked with at the school gate is our new English teacher.
–I didn’t know ______-Neither did I.
–Hurry, Mike! The bus is coming.--Wait a minute,please! Let me see if there’s ______ left.
--Let’s go shopping, _____? --Ok, let’s go.
-Must I send my uncle an e-mail now, Dad? -No, you ____.You____ do that after you finish your homework.