____people _____were killed or injured reached more than 400,000A.The number of,who B A great number of,whoC The number of, which D .A great number of,whom
31. I would rather buy a house in the countryside than in the city. 32.
29. —It’s hard to believe that Jack ________ have fought with the policeman. —Yes. If one ________ ask for trouble, it can’t be helped.
28. If our car had not ________, we would have been here on time.
27. This new kind of chemicals will help keep the air, soil and water________ from pollution.
26. Barack Obama has taken personal blame ________ the security failures which led ________ the attempt to blow up a plane on Christmas Day.