We work all the day and we have no time to spare

-> Our work makes

Everybody is fond of spring beacause of its ideal weather

-> Everybody

Its a good idea to leave now

-> Youd

You will be ill if you continue to smoke

-> Unless

`1` Our work makes us busy all the day .

`-` make + O + adj : làm cho ai đó như thế nào .

`2` Everybody is fond of spring because its weather is ideal .

`-` S + V + O + because + S + V + O : Ai đó làm gì bởi vì ai đó làm gì .

`3` You'd better leave now .

`-` had better + V-inf : tốt hơn hết nên làm gì .

`4` Unless you continue to smoke , you won't be ill .

`-` Unless + S + V + O , S + will + V-inf : Biến thể ĐK1 .

`1`. Our work makes us busy all the day.

`->` S + make + O + adj: làm cho ai như thế nào

`2`. Everybody likes spring because of its ideal weather.

`->` S + like + N/V-ing: thích

`3`. You had better leave now.

`->` S + had better + V-inf: nên làm gì

`4`. Unless you continue to smoke, you will be ill.

`->` Câu điều kiện loại `1`: Unless + S + V(-s/es), S + will + V-inf