#wheijx.

`1.` Though she is old , she can computer very fast.

`-` In spite of + V-ing/Noun + ... , S + V

`=` Though + S + V , S + V 

`2.` Because his leg is broken , he can't move.

`-` Bị động HTD : S + am/is/are + V-ed/c3 + ...

`-` Because S + V + ... , S + V

`=` Because of + V-ing/Noun , S + V

`3.` Unless he works hard , he won't pass the final exam.

`-` If + phủ định `=` Unless + khẳng định

`-` Khi chuyển If `->` Unless , vế sau giữ nguyên.

`4.` I think you should see a doctor.

`-` should + V-inf : nên làm gì

`5.` Phong passed the exam with good results because he worked hard.

`1` Though she is old , she can computer very fast .

`-` Mệnh đề nhượng bộ .

`@` Clause `1` + though/although/even though + clause `2` .

`2` Because his leg is broken , he can't move .

`-` Mệnh đề lí do .

`@` Because + clause `1` , clause `2` .

`3` Unless he works hard , he won't pass the final exam .

`@` Câu điều kiện diễn tả hành động có khả năng diễn ra trong tương lai .

`=>` Điều kiện loại `1` : If + S + V(s,es) + O , S + will/modal verbs + V-inf + O .

`-` Biến thể : Unless + S + V(s,es) + O , S + will/modal verbs + V-inf + O .

`4` I think you should see a doctor .

`-` S + should + V-inf + O : Ai đó nên làm gì .

`5` Phong passed the exam with good results because he worked hard .

`-` Mệnh đề lí do .

`@` Because + clause `1` , clause `2` .