Can Mary _____ English—Yes, and she can sing many English songs.

he bridge ______next year, it will be easier tocome to and go from the village.

Betty, you don’t look well. What’s wrong—I have a fever.— ______. You’d better go to see a doctor.

I ______ make a home page three years ago, but now I am good at it.

In a new study of African elephants，researchers havefour distinctcharacters that are among a group