1. long since : 很久以前, 早已；
2. ever since : 从那时到现在；
1. long since : 很久以前, 早已；
2. ever since : 从那时到现在；
副词
1. How long since is it?
那是在多久以前？
介词
1. I haven't heard from him since last year.
我自去年以来未曾收到过他的信。
连词
1. It's been ten years since they married.
他们结婚到现在已经十年了。
2. What have you been doing since I last saw you?
自我上次和你见面以后，你在做什么？
3. He must have taken the book since it isn't here.
他一定是把书拿走了，因为书已不在这里了。
在地铁站
A：Well, it’s not as crowded as we expected, isn’t it?
哦，没有我们想的那么拥挤，对吧？
B：No, but it will be soon. Look, there’re two empty seats over there. Let’s get them before somebody else does.
是，但很快就会拥挤。看，那边有两个位子，我们坐去吧。
A：Yes, let’s!
好的！
B：Now let’s make ourselves comfortable since we’ve got quite a long way to go.
走了这么多路，让我们舒服一下。
A：That’s a good idea.
好主意。
看病
A：Good afternoon. What's the trouble?
下午好。有什么不舒服吗？
B：I've had a pretty high fever since yesterday morning.
从昨天早上起，我就一直发高烧。
A：Anything else?
还有其它的吗？
B：Yes. I have an upset stomach.
是的，我的胃很难受。
A：I see. We'll take a good look at you.Do you have any other symptoms? Any more than those you've described?
我明白了。我们会好好替你看看。你有没有其它的症状？除了那些你已叙述过的？
B：No. That's about all.
没有。大概就是这些。
A：Well, I don't think it's anything serious.
嗯，我想没有什么严重的。
B：I'm relieved to hear that.
你的话使我松了一口气。
Prescription-(开处方)
A：Well, Mr. Smith. That’s a nasty infection you have.
哦，史密斯先生，你得了严重的传染。
B：Yes. Is there anything you can give me to get rid of it, Doctor?
是，医生，有没有什么药可以治的？
A：I’m going to prescribe some antibiotics, and some cream to ease the itching and burning.
我给你开一些抗生素和一些药膏来止痒、减轻灼伤。
B：OK. Thank you. Where should I buy them?
好的，谢谢你。我在哪里买药？
A：The phamp3acy will give you a discount since you came to the clinic.
你来看过门诊，所以药房会给你一些折扣。
B：Great. What floor is the phamp3acy on?
太好了，药房在几楼？
A：The fourth. I’ll send the prescription down there, so you can just pick it up on your way out.
四楼。我来开个处方，你出去的时候可以顺便拿去买药了。
B：Thank you.
谢谢你。
1. since的解释
1. 自从：Foster,这位制作人曾经制作过他之前创作巅峰时期的两张经典专辑<<自从>>(Since)与<<投入与质疑>>(Devotion + Doubt). 而在参加的录音乐手中,我们还会发现另外一些来头并不一般的人物. 例如,如今已经解散Guided By Voices乐队的Doug Gillard与Kevin March,
2. since是什么意思
2. 由于...：(6)因为(because)美国仍然是个对种族存有偏见的社会,所以我们必须致力(7)由于(since)堕胎在国内是个颇受争议的议题,每个人都不该把自己的意(9)平权运动侵害到男性白人的平等权利,因此(hence)是不公平的.
3. 原因：2 B 语句连贯前后照应 前后句之间的原因(since)关系. since因为, 既然,表示因果关系;although 虽然, 尽管,表示转折关系;after在...之后, 表示时间关系;until到...为止,在...以前,表示时间关系. 3 A 词义比较逻辑推理 Mark得知(discover)了这个男孩的名字.
1. (表示某情况自过去某时间点或某个事件以来一直持续到现在)自…以后，从…以来
You use since when you are mentioning a time or event in the past and indicating that a situation has continued from then until now.
e.g. Jacques Arnold has been a member of parliament since 1987...
雅克·阿诺德自 1987 年以来一直是议会议员。
e.g. She had a sort of breakdown some years ago, and since then she has been very shy...
几年前她得了神经衰弱，自那以后就变得十分腼腆。
2. (表示某事件或情况从过去某时间或某个事件之后一直发生)自…以来,在…之后
You use since to mention a time or event in the past when you are describing an event or situation that has happened after that time.
e.g. The percentage increase in reported crime in England and Wales this year is the highest since the war...
今年英格兰和威尔士报道的犯罪增长率是战后以来最高的。
e.g. He turned out to have more battles with the Congress than any president since Andrew Johnson.
结果他是自安德鲁·约翰逊以来和国会斗争最多的一任总统。
3. (表示过去某事或某情况发生后不久又发生了另一件事)此后，后来
When you are talking about an event or situation in the past, you use since to indicate that another event happened at some point later in time.
e.g. About six thousand people were arrested, several hundred of whom have since been released...
约 6,000 人被捕，后来其中的几百人又被释放了。
e.g. His style of leadership has attracted increasing criticism among his supporters, many of whom have since left Central Office.
他的领导风格已经在他的拥趸中引起了越来越多的批评，很多人后来离开了总局。
4. 早就
If you say that something has long since happened, you mean that it happened a long time ago.
e.g. Even though her parents have long since died, she still talks about them in the present tense.
尽管双亲早已离世，她谈论起他们时好像他们至今健在。
5. 因为;由于;既然
You use since to introduce reasons or explanations.
e.g. I'm forever on a diet, since I put on weight easily...
我永远都在减肥，因为我很容易长胖。
e.g. Since she did not make enough money to live in her own house, she went back to live with her mother.
她挣的钱不够自己一个人住，于是搬回去和她妈妈一起住了。