The boy used to cause a lot of _________/’tr?bl / very much.
| A．through | B．three | C．trouble | D．throw |
The teacher tells us not to_________[lɑ:f] at others.
| A．life | B．leaf | C．laugh | D．large |
I________ [laik] winter best because I want to skate.
| A．like | B．lake | C．luck | D．life |
Go to _______/bed/ early, please. It is good for your health.
| A．pet | B．sad | C．bed | D．dad |
—Excuse me. Do you know _________?
— Last Sunday.
| A．where he would like to visit |
| B．when he was back home |
| C．how he came here |
| D．why did he come to the zoo |