条件状语从句的句型转换.急
问题描述：
条件状语从句的句型转换.急
if you practice more,you will make progress in spoken english.句型转换____ _____and you will make progess in spoken English.我知道是用Practice more ...现在问题是为什么是用practice不是用practicing .我不懂得怎么解释哈哈哈.
答
动词原形+and /or+将来时,是固定句型.
例如：come on and you will be punished .
hurry up or you will be late