(    ) 1. –Is this _____ eraser?  ---Yes, it’s ________ my eraser.

         A. a; a    B. an; an    C. an; /    D. a; /

(    ) 2. –Is this your pencil? --_________________.

         A. Yes, it’s.   B. No, it is   C. Yes, it is   D. No, he isn’t

(    ) 3. --________ , what’s this in English? ---It’s an eraser.

        A. Excuse me    B. Sorry   C. Thank you    D. Hi

(    ) 4. –Is this _____ notebook? –No, it isn’t ______.

         A. theirs; their   B. hers; his    C. your; mine   D. your; my

 (    ) 5. –Thank you for your help. --________.

          A.You’re welcome   B. No, thanks   C. That’s right  D. Of course