—Did you hear the quarrel just now?—________ I did.
Roads in this mountain area used to be_______; people found it hard to travel here.
--- someone says something negative about me? ------Just ignore it.
Every time ______ I go to school, I am usually riding my bike, _____ I take a bus.
_____ 20 girls Class 10 ______ another 30 boys.
He used to be a popular singer, but drug ____ his ruin.