once的用法
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once的用法时态是什么
once用作连词时,意为“一旦……就……”,用于连接时间状语从句,相当于as soon as.如：Once you start,you will never give up.一旦你开始了,你就不要放弃.Once you begin to read it,you will like it.一旦你开始读,你就会喜欢它.Physics is easy to learn once you...
once用作连词时,意为“一旦……就……”,用于连接时间状语从句,相当于as soon as.如：Once you start,you will never give up.一旦你开始了,你就不要放弃.Once you begin to read it,you will like it.一旦你开始读,你就会喜欢它.Physics is easy to learn once you...