1 R couldn't have cared less that mom came with me.
could not care less完全不在乎
例句；Usually I couldn't care less if someone can't dance, but the lady I'm dancing with keeps stepping on my feet.
造句：I couldn't care less if you are throwing a party up there. Just try not to wake me up.
2 So I think I will just take his opinion with a grain of salt.
with a grain of salt 有所保留的
例句：As with all Apple rumors, take this with a grain of salt until the company itself announces something concrete.
造句:You should take what pundits say with a grain of salt.
3I was caught a little off guard when R's next-door neighbor H answered instead.
sb be caught off guard/sth(sb take sb off guard打了个措手不及(没有思想准备）
例句：Her betrayal took me completely off guard.
她的背叛让我完全措手不及。
造句：I was totally caught off guard when the professor asked me to make an impromptu speech in front of the whole class.
句子
I have to give mom credit for figuring out this loophole, but it totally ruined the rest of the game for me.
造句：I have to give him credit for thinking up this promotion strategy to attract more customers, though I don't really think a two-for-one offer could work with the economy so bad right now.
日记：
Our apartment has been a little dusty because of the construction work going on outside. Today, mom has a colleague coming over, and that's the reason why we decide to tidy up the room a bit. My brother and I wanted to be helpful, so we vacuumed the rug, and mopped the floor. After all that, I took a shower without noticing that my slippers were actually a little bit dirty beneath. So what happened was with my dirty wet slippers, I've left trails of footprints all over the place.
其它
put two and two toghther 根据事实推断
例句：She told me she was getting married soon so when I saw her with that man, I put two and two together and figured out that he was her fiancé.
她告诉我说她要结婚了，所以当我看到她跟那个男人在一起时，我想他应该是她的未婚夫。
I thought it was over. If Dad knew about the door, it was just a matter of time before he found out about the party.
Could you scooch over a little bit?挪一点吧
They should have at least checked with me before ...商量
例句：Check with your doctor before going on a diet.
