How many students are there in your class? — Forty，and ________ of us are girls.
How are you, Nancy?—I’m not ______. And I can’t eat ______ every day.
What are you doing ______ Monday morning? [ ]
Each year __________ fishes are killed by the polluted water and many people are made sick by the polluted air .—-So we should do something to stop it .
You ____ very happy this afternoon. Why? —Because we are going to spend the evening at Lily’s house.