( )（8） 当你想知道对方是谁时，应说：
A． Who are you ? B. Who is this ?
What did you do yesterday?
A.I went swimming B.I go shopping C.I’m heavier than you
What does your mother do?
.
A..He is a writer. B.She’s a teacher C. She teaches Chinese.
A:do you go home?
B:I go on foot
A.How B.What C.Where
What are you going to do this afternoon?
.
A.I’m going to buy a book. B.I go to school by bike. C.I am a student.
Whose sweaters are these ? _______, I think .
| A．They | B．Their | C．Theirs | D．Them |