—May I watch TV, Dad?
—When your homework is finished, you ________.
A.should B.can C.must
—Do you often use paper napkins (纸巾)?
—Seldom, ________ they are cheap and easy to get.
A.since B.although C.because
—Why do you often see the films in Jinyi Cinema?
—It is the ________ to my home.
A.close B.closer C.closest
—Look, someone ________ the classroom.
—Well. It wasn’t me. I didn’t do it.
A.is cleaning B.was cleaning C.has cleaned
—Jack is ready to help others, and his father often works as a volunteer.
—Wow, he really ________his father.
A.looks after B.takes after C.runs after
He has some modern technology books on the desk, but ________of them is about AI.
A.all B.none C.neither
