One in five humans ___ access to safe drinking water by 2080．
| A．is said lacking | B．is said to lack |
| C．are said to lack | D．are said lacking |
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 |
If a building is ______,it has fallen down or been badly damaged.
A In fear B in silence C in peace D in ruins
If you had enough money, what __________?
| A．will you buy | B．would you buy |
| C．would you have bought | D．will you have bought |