The captain urged that the mission ______ before dark.
| A．must be finished | B．be finished | C．ought to be finished | D．was finished |
1 think we'd better keep to the subject, ______we'll waste our time．
| A．and | B．or | C．but | D．so |
No one can exactly tell us what .
| A．does Mona Lisa’s smile mean |
| B．Mona Lisa’s smile means |
| C．Mona Lisa’s smile does |
| D．does Mona Lisa’s smile |
---Look at the glasses on the desk．Are they David’s?
---They belong to him．I saw him go out with glasses just now．
| A．might | B．could | C．mustn’t | D．can’t |
of our classmates are good at basketball.
| A．Three quarters | B．Three fourth |
| C．Third four | D．Three four |
---skirt is blue．is red．Which of them do you prefer?
--- is OK．I like their styles.
| A．My; Hers; Neither | B．My; Hers; Either |
| C．Mine; Her; Both | D．Me; Her; All |