—You didn’t invite Mary to the ball?
—____ her, too?

But for the storm, we __________ a pleasant journey, but had to turn back halfway．

— What’s the matter with Peter?
— He was seen crying when he was coming out of the office．He ________ by the manager．

— It _______ be Mr．Johnson who is in the office．
— No, it _______ be him．I saw him off at the airport half an hour ago．

---Mum,the soup is too salty.You ______ a lot of salt in it.
---Oh,dear! I put much salt instead of sugar in it.

It _____ have been Tom that parked the car here, as he is the only one with a car.

His mother suggested he ______ to see the doctor, because his pale face suggested he ____ ill.

—Can I pay the bill by check?
   —Sorry, sir．But it is the management rules of our hotel that payment _____be made in cash．
   

--- Who__________ it be that is knocking at the door?  
--- It ____________ be Father, but I’m not sure.

The young man had made so much noise that he       not have been allowed to attend the concert．