4. Mai is intelligent. She can pass the exam

→ Mai is intelligent enough to pass the exam

(S + be + adj + enough + to_V)

5. The radio isn't small. You can't put it in your pocket.

→ The radio isn't small enough for you to put in your pocket. 

(S + be + adj + enough + for s.o + to_V)

6. Lan has a movie ticket (see a movie)

→ They are going to see a movie.

(S + be + going to + V)

7. I feel very tired. (take a day off)

→ I am going to take a day off.

(S + be + going to + V)

8. He is interested in getting up late on Sunday morning.

→ He enjoys getting up late on Sunday mornings. 

(S + enjoy + V_ing)

$4$ `:` Mai is intelligent enough to pass the exam.

`-` S `+` be `+` adj `+` enough `+` to `+` V_inf `+` O.

$5$ `:` The radio isn't small enough for you to put in your pocket. 

`-` S `+` be `+` adj `+` enough `+` for sb `+` to `+` V_inf `+` O.

$6$ `:` They are going to see a movie.

`-` Going to `+` V_inf `->` Sẽ làm gì đó

$7$ `:` I am going to take a day off.

`-` Going to `+` V_inf `->` Sẽ làm gì đó

$8$ `:` He enjoys getting up late on Sunday mornings. 

`-` Enjoy `+` V`-`ing `:` Thích làm gì đó