(    )1. A.Yes, I'm Helen.         B. No, she isn't.                 C.Yes, I am.

(    )2. A.Nice to meet you.     B.Thank you, Tim.      C.Are you Tim?

(    )3. A.That's a book.                 B.This is a dictionary.  C.Yes, it is.

(    )4. A.C-O-M-P-U-T-E-R.   B.Yes, it's a computer.        C.This is a computer.

(    )5. A.Yes, my name is Alan.  B.My name is Alan.     C.A-L-A-N.

(    )6. A.It's OK.                   B.I'm fine.                  C.I found it.