The difficulty solving such a problem ten years ago was twice greater than________is today.
| A．it | B．that | C．as | D．what |
------Did you see the movie last night?
------Yes, but it was __________ disappointing.
| A．a sort of | B．sort of | C．type of | D．a kind of |
Don’t leave her _____ outside in the rain; she will catch a cold.
| A．waiting | B．wait | C．to wait | D．waited |
The yellow house ______ windows face south is the one ____I bought last year.
| A．whose; that | B．whose; where |
| C．which; where | D．where; which |
He is ______ to attend the meeting.
A. likely B. possible C. probably D, possibly
---When will your new book come out?
---It _____ be out in a month at most.
| A．should | B．must | C．can | D．might |