Huang Wei rides a bike very well. Who taught him? —No one. He taught _________.
— When _______ you _______ to learn to ride your bike? — I really can’t remember the time.
— Can I go to the movie, Mum? — Certainly. But you _______ be back by ten o’clock.
“Everyone thinks of changing the world, _______ no one thinks of changing himself.” A famous Russian writer once said.
Go along this street and turn right. Taizhou Library is on your left. You can’t _______ it
— _______ do you play sports? — Every day. I want to keep healthy.