Let’s open the windows to have some ___________air in here.
| A．helpless | B．nervous | C．careful | D．Fresh |
I jumped ____________ than Bill in the sports meeting last year.
| A．high | B．higher |
| C．highest | D．the highest |
Alex did the project on DIY_____________ better than his classmates.
| A．so | B．very | C．too | D．Much |
---Does your father go to work by __________ car every day?
---No, he sometimes takes __________bus.
| A．a, the | B．the, a | C．不填，a | D．a, 不填 |
We usually have the first class ____________ 8:00 in the morning.
| A．of | B．in | C．on | D．At |