-Can I help you?

-I’d like a room with a bath．How much do you ________?

—What do you want ________ those old boxes?

—To put things in when I move to the new flat.

-You ________ that．

-I’m sorry, but I simply ________ what I was told to．

-Look! Someone is coming．Guess _________．

-Jack．He’s always on time．

---Youdon't look very______．Areyou ill?

---No，I’m just a bit tired．

—Shall I go andbuy more fruit for the party?

—No, I havealready bought 3 baskets. That ________ be enough.

—Look at thesetracks. It ________ be a wolf.

—It needn’t be. It________ be a fox.

—________ theplane have taken off on time?

—I’m afraid not.The fog was too thick then.