🗣️ 情景例句
Then, in college, I became good at it.
然后， 在大学， 我变得很精于数学。
He would direct the workman to use his plans.
他为了执行自己的计划，给员工下了指示。
He told me to unpack my things and then come down to dinner.
他让我打开行装后下楼吃饭。