问题描述：
填a,an或the ,1.I can see a bird in sky.
1.I can see a bird in sky.
2.Changjiang River is longest river in China.
3.We stayed at a very nice hotel .But I can’t remember name of it.
4.Sue could play piano at age of four.
5.book on the desk is useful one.
6.English is useful language in world.
7.new bridge has been built over Huangpu River.
8.This is orange .orange is on the table.
9.We work five days week.
10.After dinner,he stayed at home and played violin.
11.I’v tried it three times .Let me try fourth time.
12.He is English teacher.
13.Whites are watching TV.
1.I can see a bird in sky.
2.Changjiang River is longest river in China.
3.We stayed at a very nice hotel .But I can’t remember name of it.
4.Sue could play piano at age of four.
5.book on the desk is useful one.
6.English is useful language in world.
7.new bridge has been built over Huangpu River.
8.This is orange .orange is on the table.
9.We work five days week.
10.After dinner,he stayed at home and played violin.
11.I’v tried it three times .Let me try fourth time.
12.He is English teacher.
13.Whites are watching TV.
问题解答：
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