—Is that your model plane? — No, it's his,            is on the sofa.

—            do you have in the morning? — Chinese and math.

My keys are in my bag.             keys under that desk aren't mine.

—The shoes don’t fit me. Would you please show me ______ ?—Sure. Here you are.

 --- Are these your books?      　　　　　　--- No, they aren’t. They are ____________.

Is there  ________________ about the event of the missing Malaysia Airlines plane(马来西亚飞机失踪事件)in today’s newspaper?

Doctor, is there_____with my legs?   ____________.

---Would you like______ to drink? ---Yes, please.

This is______difficult problem that few students can work it out.

You should look after     ,classmates.

—Is this your book, Alice?—Yes, it is ____ book.

Nobody helped me. I finished it by _________.

My shoes are cheaper than _______.

She doesn’t know________．

—How often do you clean your classroom?  —_________．

Her parents ______ from Shanghai.

— _______ can a tiger weigh, do you know? — Yes, I know that a big one can weigh over 300 kilos. 

.---_____my dog?----It’s under the chair.

---___is the girl in a red jacket? ---She is Sally, my sister.

— What do you think of math? — I find               difficult to learn it.