1. I'm Sorry ,May I have _____ apple ?
2. We have _____ thirty minutes to go .
3. I study Chinese , English and _____ subjects.
4. I have no ____ friend to talk to .
5. Have you any _____ book on this subject ?
6. He has a book in one hand and a pencil in _______ hand .
7. She is here ,but _____ girls are sill in the classroom.
8. I don't like this pen,would you please show me _____ one ?
9. Here is one of you shoes,where is _____ one ?
10.I'll come again some ____ day .Don't worry about it too much .
11.______ day ,I went there .
12. We should help each _____ ,You must help one .
13.With on every ____ line.
14.Some people are walking .____ are running.
15.There are ten persons in the room .Five are sleeping_____ are reading .
16.This artice is better than _____.
17.He is always ready to help _____.
18.Of the two books.One is new ._____is old .