This is my . My father, mother and I are in it.
She’s never been to a foreign country, ______?A doesn’t she B. 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?