—Is Kangkang good at English?—Sure. He _______ a lot of time on it every day.A.usesB.costsC.spendsD.pays
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C解析此题重点考查cost，spend，pay，take四个花费的区别；cost的主语是物常用句型结构是sth cost some money；spend的主语是人，常用的句型结构是sb spend some time/money in doing sth; pay的主语是人，常用句型结构是sb pay something some money；take的主语是it，常用句型结构是it takes sb some time to do sth,综上所述，根据句意选择C。