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Since then the number of people taking driving lessons 20%.A.has increased toB.increases byC.has inc

编辑:chaxungu时间:2026-04-24 12:50:37分类:高中英语题库

Since then the number of people taking driving lessons ________ 20%.
A.has increased toB.increases byC.has increased byD.have increased by在线课程C
解析:
since the意为“自那以后”,要求(主句)句子用完成时态,可排除B项;
the number of意为“……的数量”,作主语时谓语应用单数,可排除D项;
increase to意为“增加到”,后接结果;
increase by意为“增加了”,后接幅度,所以C项为最佳选项。