BECAUSE 用于介绍起因或原因,语气最强烈,表示直接原因,接在主句后面。 I didn’t answer your messages because I was out of the country. Because my lower back kept hurting, I decided to finally go see a chiropractor. SINCE 可以用来介绍起因或原因,表示对方已知的无需加以说明的原因或事实,语气比because弱。 I decided to bake cupcakes, since it was Marjorie’s birthday. Since you’re always late, I’m going to start showing up late too. 也可以用来表示某事从某个时间点开始是真的。 Ever since I was young, I’ve always wanted to become a scientist. What have you been up to since school ended? UNTIL 可以用来指某事直到某一刻才发生。 I usually sit around in my office until my boss gives me work to do. WHEN 可以用来表示两个事件同时发生。 When it started to snow, everyone started posting statuses on Facebook. When the clock struck three, all the students immediately evacuated the classroom. WHILE 可以用来表示两件事同时发生。相比于连词“when”,它更强调动作的持续性。 I often get distracted while trying to study. It’s hard trying to take classes while also working two jobs. 也可以用来表示转折,表示“尽管”。 While puppies are cute, they can be incredibly annoying to take care of. AS 可以当做“while(表示同时)”的替换词; As the night drew on, the crowd became noisier and noisier. 也可用作“since”或“because”的替换词; You should be careful going to the gym, as your ankle is still a little weak. 也可以用来表示“以...的方式”,可以用“just”这个词来强调。 I wrote my essay with five paragraphs just as my professor told me to do in the instructions. Just as you requested, here’s your coffee with soy milk instead of regular milk. IF 可以用来表示假设。 If I lived alone, I’d play my muisc really loudly. If something’s bothering you, don’t hesitate to tell me. 连词“if”可以用“even”来强调。 Even if I’m having a bad day, I try to be nice to people. AS IF 可以用来表示“假设某事是真的”之类的情况,意为“仿佛,好像”。 He treats me as if I were his sister, not his girlfriend. You tend to brush most things off as if they’re no big deal. LIKE 可以作为“just as”的替换词,可以用“just”这个词来强调; I did the dishes like you told me to. The dish that was served looked just like it did in the menu. 也被用作“as if”的替换词。 Don’t treat me like I’m an idiot. AS SOON AS 可以用来表示一件事和另一件事同时发生,或者直接发生在另一事件之后。它类似于关联词“no sooner...than”和“hardly...when”。 As soon as you’re all packed, we’ll put everything in the car and go. Can you let me know as soon as you’re done with the assignment? |
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