Everyone ______ to pick up litter on the ground.A. is supposedB. supposesC. are supposed
---Would you like some bread? ---________. I am full.
---How is the vegetable salad ? ---________. Nobody likes it.
I love fish very much, and I try to eat ________ once a week.
My brother likes fruit a lot and he eats it three ________ four times every week.
---Do you often ________ English books? ---Of course.