--Can I change for a quiet room? This one is too noisy.--Sure, you can. But you need to pay for________20 dollars.
---How was your trip? ---The ______trip was so ________ that we felt very tired.
Look! There _______ a number of students running on the playground. The number of them _________ 15.
---Oh, so many people are standing outside the hall. _______ will the film start? --- _______seven o’clock.
If our government loses ________ of food safety , our health will be in_________.
The film festival _______ some actors and filmmakers.