's up to...由……来决定。
用法透视："to"后面接代词宾格或名词，表示“由……来做决定；取决于……；是……的职责”。
支持范例。1. do you want to eat a western or chinese meal? it's up to you.
吃西餐还是中餐？由你来决定。
2. it's up to us to help those in need.
我们有责任帮助那些有困难的人。
3. it's not up to you to tell me how to do my job.
用不着你来告诉我怎样做我自己的工作。
会话记忆。a: i'm looking forward to our son's graduation this weekend.
我盼着这个周末儿子毕业呢。
b: yes. so am i.
but what will he do after graduation? he really needs to go to college.
我也是。不过他毕业后做什么呢？他需要上大学。
a: well, dear, we can't force him to go to college. it's up to him.
可是亲爱的，我们不能强迫他上大学啊，这得由他决定。
b: i know that but he has to learn to be independent. he can't just keep living at home.
我知道，但他得学会自立，他不能老待在家里。
s the most...that i h**e ever...这个……是我最……的。
用法透视：这个句型用来表达某事物是你在同类事物经历中的之最。
支持范例。1. it's the best movie i h**e ever seen.
这是我看过的最好的电影。
2. you're one of the nicest persons that i've ever met.
你是我见过最好的人之一。
3. this is the first english word that i h**e ever read.
这是我读的第一本英文**。
会话记忆。a: do you often go to watch sports games?
你常去看体育比赛吗？
b: i go occasionally when there's a game on near home, but usually i watch it on tv.
我家附近有比赛时，偶尔去看。但我通常看电视里的。
a: can you recall the games?
你还能忆起这些比赛吗？
b: sometimes. but i'll never forget the game in which our chinese women's volleyball team won the world cup.
it is the most thrilling and exciting game i h**e ever seen.
有的能记住。但我永远都忘不了我们中国女排赢得世界杯的那场比赛。那是我看过的最惊心动魄的比赛。
s supposed to...应该……
用法透视：该句表示“按道理讲应该……”可用来表达猜想或命令（相当于should）等含义。
支持范例。1. he is supposed to arrive on the 5 o'clock train.
他应该乘五点的火车到达。
2. summer is supposed to come during may.
夏天应该在五月来临。
3. it was supposed to be ready last week.
这件事上星期就该做好的。
会话记忆。a: hey, how was the show?
嗨，那场演出怎么样？
b: not great. it's a kind of boring.
不怎么样。有点乏味。
a: really? i heard it was supposed to be great.
是吗？我听说它应该很棒的。
b: yes, me too. but i'm disappointed.
我也这么听说。但我很失望。
s out of the question. 这是不可能的。
用法透视："out of the question"的含义是“不可能的；不容讨论的；不会被允许的”。注意和"out of question"的区别：
上者意为“不可能的”，下者意为“没问题的”。
支持范例。1. the boys had no money.
so it was out of the question for them to go to the movies.
那些男孩子没钱，所以根本不可能去看电影。
2. it's out of the question to le**e the country without a passport.
没有护照是不可能离开一个国家的。
3. sunday is unfortunately out of the question, as i h**e a meeting on that day.
很不幸，星期天是不可能的。那天我开会。
会话记忆。a: can i stay out all night with my friends?
我可以跟我的朋友整晚在外吗？
b: no way.
不行。a: but we'll be careful.
但我们会小心的。
b: it's out of the question.
那是不可能的。
s not that...but...不是因为……而是因为……
用法透视：这是一个对称句型，表示“不是因为……而是因为……”才干什么。
支持范例。1. it's not that i don't like the car, but i think it is too expensive.
不是我不喜欢这辆车，而是它太贵了。
2. it's not that i am unwilling to help you, but i'm tied up with extra work these days.
不是我不愿意帮你，而是因为这段时间我工作太忙了。
3. it's not that he doesn't need your help, but he thinks it will be an inconvenience to you.
不是他不需要你帮忙，而是他怕给你带来麻烦。
会话记忆。a: you h**e to finish your dinner before you le**e the table.
你离开饭桌之前必须把饭吃完。
b: but, mom, i can't eat anymore. i'm stuffed.
可是妈，我吃不下了，我饱了。
a: what's the matter? it doesn't taste good?
怎么了。不好吃吗？
b: it's not that i don't like your cooking, but i ate some cookies before we had dinner.
不是我不喜欢你做的饭，而是我在晚饭前吃了些曲奇。
s no use. 那是没有用的。
用法透视：告诉对方“那没有用”，就这么简单。
支持范例。1. it's no use. the car won't start.
没用的，这车发动不起来。
2. it's no use. they won't forgive me.
没用的，他们不会原谅我的。
3. it's no use crying over spilt milk.
事已至此，哭也没用。
会话记忆。a: maybe you should talk to the teacher.
或许你该跟老师谈谈。
b: no, it's no use.
不，那没用。
a: you never know unless you try.
除非你试，否则你永远不知道。
b: i know. she won't change my grade.
我知道。她不可能更改我的分数。
s my treat. 我请客。
用法透视：这里的"treat"就表示"请客"。该句的意思和用法与汉语相同。
支持范例。1. it's my treat, what would you like to drink?
我请客，想喝什么？
2. this is to be my treat, so i'll pay for everything.
该我请客了，一切由我来付钱。
3. taking everyone to the movie is my treat.
我请大家看电影。
会话记忆。a: here's 30 yuan for my ticket.
这是三十元买票的钱。
b: keep it. i'm buying tonight.
收着吧，今晚我付钱。
a: no, you can't do that.
不，这可不行。
b: sure i can, my treat.
当然行，我请客。
s kind of...这有点儿……
用法透视：要表达看法，但又不想把话说得太绝对，"kind of（有点儿，有些）"就很有用了。
支持范例。1. i'm feeling kind of tired.
我觉得有点累。
2. i kind of hope to be invited.
我有点想受到邀请。
3. it's kind of late.
有点晚了。会话记忆。
a: hi, welcome to the belt department. can i help you today?
你好。欢迎到皮带部，我能帮您吗？
b: yes. i need a belt that is kind of casual and kind of dressy.
是的。我需要一条腰带，不要太随意也不要太正式。
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