―There are many rooms in my house. I have ________ bedroom.―That sounds great.

Jack’s parents can’t go to the parents’ meeting because they ________ to Beijing on business.

Four dollars a pair? I think it’s a bit too much.— If you buy three pairs, the price for each will _______ to three fifty.

Where is Paul, do you know?– He ________ the library. He won’t return until nine.

_____ are your trousers? — Black. [ ]