--fall for


a. fall for　受騙；上當
When someone successfully tricks or deceives you, you fall for the trick or deception or you fall for it.

I feel like an idiot. The salesman promised me it was a real diamond, not glass, and I fell for it.
（我覺得自己像個笨蛋。推銷員向我保證這是真鑽，不是玻璃，而我居然上當了。）

Your girlfriend told you that guy she was dancing with at the party was her brother? How could you fall for a story like that?
（你女朋友跟你說在派對上和她共舞的男子是她哥哥？你怎麼相信這種鬼話？）

b. fall for 愛上；著迷（人或物）
When you suddenly feel a strong attraction to someone or something, you fall for that person or thing.

Jim met Sam’s sister last week, and now he calls her every day. I guess he really fell for her in a big way.
（吉姆上禮拜認識了山姆的妹妹，現在每天打電話給她。我想他真的瘋狂地愛上了她。）

When I saw this house, I fell for it immediately, and I made an offer the same day.
（我一看到這棟房子就好喜歡，當天便出價買下。）


--give in


a. give in (to) 屈服；投降；讓步
When someone pressures or forces you to do something or allow something even though you do not want to, you give in.

My son drove me crazy asking me to buy him a new bicycle, and I finally gave in.
（我兒子一直要我買新的腳踏車給他，快把我逼瘋了，而最後我還是屈服了。）

The strike lasted for eight months, but the company never gave in to the worker’ demands.
（罷工持續了八個月，但公司對員工的要求並沒有讓步。