Điền A number of/The number of vào chỗ trống: 1. ____ students have participated in intensive language programs abroad. 2. ____ students who knew the answer to the last question of the test was very small. 3. ___ cows are eating the grass. 4. ___ applicants have already been interviewed. 5. ___ students absent from the class today is 5. 6. ___ gifts she received on her birthday made her friend surprised. 7. ___ employees went on strike for higher salary yesterday. 8. ___ car owner in Hanoi has risen dramatically over the past ten years. 9. ___ books will be sent to you tomorrow. 10. Government has implemented a policy to reduce___ smokers.

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