13.That pen isn't yours. It's ______ .(her)

12.Wei Hua gave me two______ yesterday.(book)

11. The Changjiang River is the _______ river in China. (long)

10. Li Lei is _______ than Lin Tao. (old)

9. We live on the _______ floor. (seven)

8. Lin Lin is the ______ in our class.　 (young)

7. “Can I borrow your ruler?” “Certainly. Here _______ are.” (your)

6. This room is _______. It isn't yours. (our)

5. I can see three _______ on the desk. (pen)

7.Could you tell me w_______ the nearest post office is ?

③ 根据句意用括号内所给单词的适当形式填空 1.There are two ________in the basket. (egg) 2.This is my pencil. That one is ________. (your) 3.Who is _______, Tom, Mike or Jack ? (tall) 4.We live on the ______ floor. (twenty)