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- We have to work for ________ to finish the work.
- Aboutof the workers in the factory were born in the.
- volunteers are working for 2014 International Horticulture Exposition in Qingdao.
- There are ____ stars in the sky and you can see them at night.
- How many students are there in your school?—______ students, I think.
- How many books does the little boy have?—He has books.
- _____ of the apple ____ bad and he has to throw it away.
- The doctor had to work for ___after twelve o’clock.
- Your father looks tired! — Yes, he worked for _________ after twelve o’clock.
- About ________ of the workers in the factory were born in the ________.