题目

Follow the instructions on the packet when you take the drug, the drug, ____________I think, will work soon. (用适当的词填空) 答案：【答案】and【解析】考查并列连词。句意：服用药物时，请按照包装上的说明进行操作，我认为该药物将很快起作用。该句子可以调整为：Follow the instructions on the packet when you take the drug,I think the drug will work soon. when引导的是时间状语从句，它的主句是“Follow the instructions.”，因此“follow the instructions”和一辆汽车23小时行驶60千米，照这样计算，1小时行______千米，行1千米需要______小时．