—Look, there_____ many birds around here, but now we hardly see them. What a pity!—Yeah! The air pollution has caused the problem!
---_______________ these pears? ---Twenty yuan.
---Do you like ping-pong? ---Yes. I am good at playing it. It’s _____________ for me.
Lily and Jim are in the same school. ________________school is very nice.
---What’s that on _________ table? ---It’s _____________ egg.
---Do you feel happy ? ---NO, I feel ____. A. happy B. sad C. warm