---The rain last night. But the fields are still full of water.---It for nearly a week.
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.
____ the government’s efforts, our life is becoming better and better.
When his mother came into his room, he pretended ______
Would you mind __ me how ___ the chemistry problem?