I called you at 4:00 yesterday afternoon, but no one answered.—Sorry, I ______ with my friends at that time.

Americans eat vegetables per person today ______as they did in 1910.

Not until the car looked almost new____ cleaning it.1网

When you’ve finished school, don’t forget to come back to visit your school, ______?

Have you ever been back to our primary school?—Yes,I go to see Mr Wang______.[ ]