The farmers thought of ways ________ their trees.
| A．of protect | B．protecting | C．to protect | D．to protecting |
He ____ you more help even though he was very busy .
| A．might have given | B．might give | C．may have given | D．may give |
— What has happened to Tom ?
— I don''t know . He ____ lost .
| A．could get | B．might yet | C．can have got | D．may have got |
I thought you ____ like something to read , so I have brought you some books .
| A．may | B．might | C．could | D．must |
Don''t be worried . The news ____ be true .
| A．may not | B．mustn''t | C．needn''t | D．shan''t |
Peter ____ come with us tonight , but he is not very sure yet .
| A．must | B．may | C．can | D．will |