What was your brother like when he was young— He used to be quiet. But now he’s very outgoing.

China ________ the agreement and there are now 31 Chinese sites ________ the World Heritage list.

How much should I pay for the food, Sir? — It costs_______. The food is free on ourship. _______ needs to pay for it.

Staying up is bad _____ you , but getting up early is good _____ your health

The traffic in the city _____ be terrible, but now it has improved a lot. I think you will _____ it soon.