`1`.Because there was a loud noise next to my door last night , I couldn't sleep

`\rightarrow` Because dùng để chỉ nguyên nhân hoặc lý do

`2`.If I knew the answer , I could tell you

`\rightarrow` CĐK loại 2 :

`-` If - clause : Thì QKĐ : S + Ved / V2

`-` Main - clause : Thì TLTQK : S + would + V

`3`.Aids will be provided for the homeless people by the students tomorrow

`\rightarrow` Câu bị động `-` Thì TLĐ : S + will be + V3 / PII ( by O )

`4`.Unless he works hard , he won't pass his exam

`\rightarrow` Unless `=` If not : Trừ phi

`\text{@ TheFox}`

`1` Because there was a loud noise next to my door last night , I couldn't sleep 

`-` Clause 1 , so + clause 2 

`-` so : vì vậy `->` kết quả

`-` Because + clause 1 , clause 2 

`-` because : vì , bởi vì `->` nguyên nhân 

`2` If I knew the answer , I could tell you 

`-` Câu ĐK loại 2 `->` Sự việc không thể xảy ra ở hiện tại 

`-` If + S + Ved/V2 + O , S + would/could/... + V-inf + O 

`3` Aids will be provided for the homeless people by the students tomorrow 

`-` Chủ động thì TLĐ : S + will + V-inf + O 

`-` Bị động thì TLĐ : 

`+` S + will + be + Vpp + ( by O ) 

`+` S + won't + be + Vpp + ( by O ) 

`+` Will + S + be + Vpp + ( by O ) ? 

`4` Unless he works hard , he will pass his exam 

`-` Unless = If ... not 

`-` Unless + S + V(s/es) + O , S + won't + V-inf + O