`1.` I work every hard, so I will pass the next exam

`->` S + V + since/as/because + S + V + O: bởi vì

`->` S + V, so + S + V + O: nên

`2.` Has this film been seen by Nam?

`->` Bị động HTHT: Have/Has + S + been + VpII + (by O)?

`3.` Although he went to school late, he still had enough time to finish the test

`->` S + V + but + S + V + O: nhưng

`->` Although + S + V, S + V + O: Mặc dù

$\color{#00FFFF}{\text{#}}$$\color{#CCFF99}{\text{ᗩ}}$$\color{#99FF99}{\text{ꮮ}}$$\color{#33FF99}{\text{ꮖ}}$$\color{#00FF99}{\text{ꮑ}}$$\color{#99FFCC}{\text{ꭺ}}$$\color{#66FFCC}{\text{ꭺ}}$$\color{#00FF33}{\text{ꭺ}}$$\color{#00FFCC}{\text{ꭺ}}$$\color{#00FFFF}{\text{ꭺ}}$⭐

$1$. I work very hard, so I will pass the exam.

$-$ S $+$ V inf/s,es

`***` so : vì vậy

$2$. Has this film been seen by Nam?

`@` Bị Động HTHT

$-$ Have/Has $+$ S $+$ been $+$ Ved/PTII by sb..?

$3$. Although he went to school late, he still had enough time to finish the test.

`***` although : mặc dù

$-$ S $+$ V ed/ cột 2

`***` have enough time to do sth (v): có đủ thời gian để làm việc gì đó.