Alice, is this your pen? I need one to write down the name of the book. — No, it isn’t . ________ is over there on the desk.

Clean-Up Day is coming. How to let more people know it?We could ______ advertisements after school.

How are you?— I’m not ________.

Is this man your friend?一Yes，．

Mr Wang is very strict _______ us ______ English. [ ]