Realizing what is truly important to us is a ______ step towards achieving personal success.
| A．most |
| B．minor |
| C．major |
| D．unnecessary |
— I stayed at a hotel while in New York .
— Oh , did you ? You ____ with Barbara .
—
| A．could have stayed | B．could stay | C．would stay | D．must have stayed |
He ____ you more help even though he was very busy .
| A．might have given | B．might give | C．may have given | D．may give |
I thought you ____ like something to read , so I have brought you some books .
| A．may | B．might | C．could | D．must |
I can''t find Jane anywhere in the office building . Where ____ she have gone ?
| A．must | B．can | C．should | D．need |
Mary ____ be in Paris . I saw her a few minutes ago .
| A．mustn''t | B．shouldn''t | C．can''t | D．may not |