`1.` If you get up early, you won't be fate for school.

`2.` If we recycle, we won't pollute the environment.

`3.` If you don't tell the truth, he'll punish you.

`4.` If you keep silent, you won't wake up the baby.

`5.` If you don't water the flowers everyday, they'll die.

`6.` If you waste water, we will have enough clean water.

`7.` If you don't change your diet, you'll become fat.

`8.` If the store food, we will have good for next year.

`9.` If you aren't quiet, you won't understand the lesson-

`10.` If you are careful, you won't break the vase.

`11.` If you reuse these things, they will not be thrown away.

`12.` If you write carefully, you will not make mistakes.

`-` Cấu trúc câu gốc:

`->` V/be `+` O `+` or `+` S `+` V `+` ...

`->` Vì câu gốc diễn tả sự việc có thể xảy ra ở tương lai. Nên ta sử dụng câu điều kiện loại `1.`

`=` Cấu trúc câu điều kiện loại `1:`

`->` If `+` S `+` am/is/are `+` N/Adj `+` ..., S `+` can/should/will `+` V-inf 

`->` If `+` S `+` V(s/es)`/`don't/doesn't + V-inf, S `+` will/can/should `+` V-inf 

`+` Mệnh đề If: S `+` V(present simple `-` HTĐ)

`+` Mệnh đề chính: S `+` will/can/should `+` V-inf

`->` Dùng để dự đoán một hành động, sự việc có thể xảy ra trong tương lai.

`@` Cấu trúc câu điều kiện loại `1` : 

`+)` If + S + V ( s / es ), S + will / can / may / should + V`-`infi.

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

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

`+` I /you / we / they / N số nhiều  `+` Vinfi 

`+` She / he / it / N số ít `+` Vs / es

`->` Dùng để đặt ra điều kiện có thể xảy ra ở hiện tại hoặc tương lai.

`1.` If you get up early, you won't be fate for school .

`2.` If we ecycle, we won't pollute the environment .

`3.` If you don't tell the truth, he'll punish you .

`4.` If you keep silent, you won't wake up the baby .

`5.` If you don't water the flowers everyday, they'll die .

`6.` If you waste water, we will have enough clean water .

`7.` If you don't change your diet, you'll become fat .

`8.` If the store food, we will have good for next year .

`9.` If you aren't quiet, you won't understand the lesson .

`10.` If you are careful, you won't break the vase .

`11.` If you reuse these things, they will not be thrown away .

`12.` If you write carefully, you will not make mistakes .