The meat is ___ dear and eating ___ meat is bad for your health.
____ 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.
--- Was Tom a member of Greener China? ---Yes, he has ___ Greener China for 5 years.