In 1989 an international law was passed to stop people _____ waste into the sea.
| A.to put | B.putting | C.not to put | D.not putting | 
China’s hurdler Liu Xiang was disqualified due to false start in the 60-metre event, ______ his rival Dayron Robles of Cuba an easy win of 7.66 seconds.
| A.giving | B.given | C.to give | D.gave | 
Whitney Houston’s sudden death suggests that drug abuse is such a serious problem ______ we should deal with properly.
| A.as | B.that | C.which | D.where | 
A Pakistani intelligence official confirmed that the three-storey compound where Bin Laden spent his last years and was killed would be ______.
| A.put down | B.taken down | C.pulled down | D.turned down | 
--What’s your idea?
 --My opinion is _____ ____ happens, we should not stop the reform.
| A.when; what | B.that; when | C.that; whatever | D.when; what | 
— The “No.1 Document” is designed to help the rural population increase their incomes.
 — I believe that peasants’ life ______ better and better.
| A.will have got | B.has got | C.gets | D.will be getting |