If there are trees, the air in our city will be cleaner.
| A．less, more | B．more, more | C．more, much | D．much, more |
— I wonder ___________.
I'm afraid we'll be late.
| A．how we can be on time |
| B．what we are going to do |
| C．why we get to school late |
| D．if we will arrive at the meeting on time. |
I failed English, so I’m going to _____it this year.
| A．practice | B．grow |
| C．improve | D．increase |
What about ____English-language videos?
| A．looking | B．looking at |
| C．seeing | D．watching |
.I find ____very important to study English well.
| A．its | B．that | C．this | D．it |
We will have two family parties this autumn.
One is at Halloween and is at Thanksgiving.
| A．other | B．the other |
| C．another | D．the others |