Can = tobe able to = tobe possible

She can eat durians = She is able to eat durians = she is possible to eat durians.

S + once + past verb = S + would to + do sth

He once played badminton = He would to play badminton.

S + V + O = S + find + it (unreal objective) + adj + to + V

I play foodball well = I find it well to play football .

It’s one’s duty to do sth = S + be + supposed to do sth

It’s her duty to clean the floor. = She is supposed to clean the floor.

S + be + PII + to + V = S + be + supposed to do sth

( ko hiếu cho lắm ) = I am supposed to do my housework.

S + be + ing-adj = S + be +ed-adj

I am interesting to read book = I am interested in reading book.

S + V = S + be + ed-adj

I play soccer. = Soccer is played.

S + present verb (negative) any more =S + would to + do sth.

I didn't smoke any more = I would not to smoke any more.

S + V + too + adv + to + V = S + V + so + adv + that + S + can’t + V

John speaks too fluently for me to hear. = John speaks so fluently that I can't hear.

S + be + so + adj + that + S + V = S + be + not + adj + enough + to + V

He is so young that he can't drive motorbike. = He is not old enough to drive motorbike. 

S + V + if + S + V (phu dinh) = S + V + unless + S + V (khẳng định)

I will play volleyball if it doesn't rain. = I will play volleyball unless it rains

S + be + too + adj + to + V = S + be + not + adj + enough + to + V

He is too weak to play boxing = He is not strong enough to play boxing.

Chúc bạn học tốt !!