The _____ traffic stopped me from going to school on time yesterday. I was late!
| A．heavy | B．crowded | C．fast | D．quick |
As we know, zoos provide homes _____many endangered animals.
| A．in | B．of | C．for | D．with |
She’s never been to a foreign country, ______?
A doesn’t sheB. has she C. is she D. hasn’t she
---How does Jack usually go to school?
---He_____________ride a bike, but now he_______________there to lose weight.
| A．used to, is used to walk | B．was used to, is used to walking |
| C．was used to, is used to walk | D．used to, is used to walking |
____ the government’s efforts, our life is becoming better and better.
| A．Instead of | B．Thanks to | C．Thanks for | D．In order to |
When his mother came into his room, he pretended ______
| A．to asleep | B．sleeping | C．slept | D．to be asleep |