- Air quality in our city is becoming worse and worse.
- Yes. These days' PM2.5 readings are frightening. We must do something to _______ air pollution.
| A．reduce | B．remove | C．collect | D．gather |
My father __________ free. He can’t play with me.
| A．has | B．is | C．doesn’t have | D．isn’t |
Who is the boy __________ a blue coat? I want to play with him.
| A．in | B．wears | C．with | D．be in |
What __________ things do you want to buy?
| A．else | B．other | C．others | D．another |
We play badminton __________ every Friday evening.
| A．on | B．in | C．at | D． / |
Everyone in my class ____________ music.
| A．enjoys to listen | B．enjoys listening |
| C．like listening to | D．enjoys listening to |