--- It’s difficult for the village children to cross the river for school. --- I think a bridge ________ over the river.
It’s raining heavily. I’d rather ________ in bed ________ out.
Having ________ exercise every day will do great good to your health.
— I’m new in Wuxi. — Take a map of Wuxi with you. You’ll find it of great ________ in helping you to get round Wuxi.
Look at the sign! It says “No Smoking!” You ________ smoke here. It’s dangerous.
Boris has brain. In fact, I don’t think that anyone in the class has ________ IQ.