下列字母中,都是两笔完成的是____.
---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?
He is so careless that he often _______his school things at home.