It’s difficult for the village children to cross the river to get to school.— I think a bridge ________ over the river.

I do homework every day, usually when I come homeschool. [ ]

Oh, it’s you, Ella! Your voice sounds very different _____ the phone. What’s happening?[ ]

Miss Li, where did you visit last week?— I visited a big company __________ ships are made.

Hello, may I speak to Mr Green, please? —Sorry. Hea meeting. Can you call him later?