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Research suggests that fast food and soft drink directly _________ to childhood obesity.

A.a(chǎn)ppear B.contribute C.a(chǎn)djust D.respond

B

解析試題分析:考查動(dòng)詞辨析。句意:研究表明,快餐和軟飲料直接導(dǎo)致兒童肥胖。appear出現(xiàn),似乎;contribute to有助于,導(dǎo)致;adjust to調(diào)整,使適應(yīng);respond to回應(yīng)。故選B。
考點(diǎn):考查動(dòng)詞辨析

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