do does做助动词时 后用动词原形 .例如Do you have a ball?Does she like English?那我想问你一个句子 drivers driveontherightinthechine改一般疑问句Dodrivers drive on the right inthe China?drivers为什么还要加s呢？因为可数名词前没有 a an the 就得用复数祝你学习进步