听录音，补充对话，选择正确答案。
（1）A. Fine, thank you. B. Hi, Sarah! C. Bye.
（2）A. Fine, thanks. B. Great! C. Thank you.
（3）A. I’m fine. B. OK! C. Nice to meet you, too.
（4）A. I’m fine. B. Thank you. C. My name is Mike!
（5）A. Hello. B. Goodbye. C. My name is Mike.
老师开始上课时，应该说.
A.Thank you B.I am sorry. C.Class begin.
老师让你擦黑板，你应该说.
A.All right. B.Oh no. C.No ,he didn’t.
教室里有十七把椅子
A.There are seventeen chairs in the classroom.
B.There are sixteen chairs in the classroom
C.There are fifteen chairs in the classroom
当你想告诉妈妈它是我的T恤衫时， 应该说.
A.It’s my T-shirt.
B.They are my T-shirts.
C.The T-shirt is clean.
当你想表达他把钢笔弄丢了，你应该说———
A.He lost his pen
B.I lost my pen
C.She lost her pen.