You seem familiar with Mr. John?-Of course, we_______ together for three years in the 1990s.

Your school is becoming more and more beautiful!. — Thanks. It ________a lot in the past few years.

Frank didn’t go to the park last Sunday, I didn’t____.

Don’t litter the ground, boy. Look at the sign, “Rubbish must be thrown into the dustbin.”—Sorry, I’ll __________ right now.

They need to _______ some good ideas to help the old people in the Old People’s Home.