The supermarket provides customers _____ plastic bags for free.
| A．on | B．with | C．of | D．in |
She _____ great progress in the past 2 years.
| A．made | B．had made | C．has made | D．make |
His father has worked in this factory _____ he came here in 1980.
| A．since | B．for | C．when | D．how long |
The traffic in the city _____ be terrible, but now it has improved a lot. I think you will _____ it soon.
| A．use to; use to | B．get used to; used to |
| C．used to; get used to | D．get used to; use to |
She has _____ this car for nearly ten years.
| A．buy | B．bought | C．have | D．had |