If your goal is to speak English in practical conversation, then all you need to know is:An English sentence is basically a complete "subject-verb-object" structure, with all other elements serving as modifiers or qualifiers.
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表达思想、观点
What I think is that…
All I want to do is …
…, which I think is (adj.) 我觉得这个…
…, which means that … 这意味着…
表达原因
the reason why … is that …
the reason … is because …
… and this is why …
Given the fact that… 鉴于…
表达假设
一般假设
if/ provided that/as long as …
- Provided that I am free at the weekend, I go back to my parent’s place.
虚拟假设
It would be… if … were/could/had…
I wish… were/could/had …
表达转折
despite the fact that …, …
…unless…
… whereas…
表达对比
unlike…
much/ a lot/ far more … than …
it’s not as … as …
- Living in a city is not as much comfortable as living in the countryside
表达肯定的程度
非常肯定
there is no doubt that…
it goes without saying that …
no one can deny the fact that…
It’s highly likely that …
It’s unlikely that
there will definitely/probably be (adj.)
- There will definitely be fewer and fewer people regarding newspapers as their main source of information.
不肯定(好像,似乎)
be less/more likely to do
… seems like + noun
… seems to be
… appears to do
it could be …
表达无论何时(何地)…
wherever/whenever
no matter where/ no matter when
表达每当…
- Every time I …
表达强调
It is … that/who …
It is important/essential/crucial/vital that …
It is important/necessary/convenient/not uncommon for sb. to do …
表达趋势(变得越来越…)
is becoming/ has become + increasingly/ more and more …
- My hometown is becoming increasingly congested.
表达能够
- will be able to do
表达目的
so that…
in order to…
表达是否
whether or not…
- It’s not a question of whether or not we should relax, it should be how we relax.
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- It’s not a question of whether or not we should relax, it should be how we relax.