`-` CĐK Loại `1` : Diễn tả hành động có thật ở Hiện tại

`+` If - clause : Thì HTĐ : S + Vs / es

`+` Main - clause : Thì TLĐ : S + will + V

`-` CĐK Loại `2` : Diễn tả hành động không có thật ở Hiện tại

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

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

`-` Unless `=` If not : Trừ phi

`1`.If she weren't lazy , she wouldn't get bad marks

`2`.Unless you promise to return back the door , I won't lend you

`3`.Unless she likes this one , I'll bring her another

`4`.If you study hard , you won't fail your exam

`5`.If you don't get up now , you will be late for school

`6`.If it doesn't stop raining , we won't go out

`7`.If he weren't busy right now , he could help us

`8`.If she weren't hungry , she could walk quickly

`9`.If he had enough money , he could buy the computer

`10`.If our grandparents didn't live far from us , we would visit them very often

`\text{# TF}`

Answer

$1.$ If she weren't lazy, she wouldn't get bad marks.

$2.$ Unless you promise to return back the door, I won't lend you.

$3.$ Unless she likes this one, I'll bring her another.

$4.$ If you study hard, you won't fail your exam.

$5.$ If you don't get up now, you will be late for school.

$6.$ If it doesn't stop raining, we won't go out.

$7.$ If he weren't busy right now, he could help us.

$8.$ If she weren't hungry, she could walk quickly.

$9.$ If he had enough money, he could buy the computer.

$10.$ If our grandparents didn't live far from us, we would visit them very often.

`-------------------`

`-` Câu điều kiện loại I `:` If + S + V (s / es), S + will / can / may + V

`->` Diễn tả sự việc có thể xảy ra ở hiện tại

`-` Câu điều kiện loại II `:` If + S + V2 / V-ed, S + would / could / might + V

`->` Diễn tả sự việc không thể xảy ra ở hiện tại

`-` Unless `=` If not `:` Trừ khi