— Our classroom is clean every day.—___________.It’s our duty to keep it clean and tidy.A. So we areB. So is itC. So it is
—As we know it’s difficult to live in a foreign country. —if you can’t understand the language there.
—Are you going anywhere? —I about visiting my sister, but I have changed my mind.
You can't imagineamazing they areyou see them with your eyes.
—Oh, I had a terrible toothache! —You’d better go to see a doctor and have your tooth out. A. pull B pulling C. to pull D.pulled
—It’s bad to be late. —Yes.be late for school,we have to get up early.