—Could you tell me something about the boy who helped you just now?—Sorry, I know nothing about him. We are __________ .
________ it was late, the students were still studying in the classroom.
Which one is ________ , football or basketball?
The woman is ______ fat because she eats ______ junk food.
.----Why do you make friends with Joe ? ---He isn’t a good student, but ________ he is friendly.
He must _____ his sister with her math.