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二年名校模拟·一年权威预测
【模拟提升演练】
1.（2012·合肥模拟）China’s new food law provides for a food recall (召回) system _______ producers have to stop production if their food isn’t up to standards.
A. where B. that C. when D. which
2. (2012·安庆模拟)In the past few years, “My Heart Will Go On” was a popular song among young people, _______ were often heard singing it at parties.
A. who B. which C. they D. that
3. (2012·阜阳模拟)Europe has achieved more in controlling the AIDS virus than Asia in the past ten years, ______ the number of people infected with the virus is going up sharply.
