1. It usually takes me two hours to do my homework.
Công thức: S + usually + takes + O + time + to + V

2. Two hours the time I need to do my homework.
Công thức: Time + is + the + time + I + need + to + V

3. Staying at home alone scares me.
Công thức: V-ing + S + scares + O

4. I find staying at home alone scary.
Công thức: S + find + V-ing + O + adjective

5. My brother has a lot of strange stickers in his collection.
Công thức: S + have + a lot of + adjective + N + in + possessive pronoun + N

6. There are a lot of strange stickers in my brother's collection.
Công thức: There + be + a lot of + adjective + N + in + possessive pronoun + N

7. This math exercise is too difficult for me to solve.
Công thức: This + N + be + too + adjective + for + S + to + V

8. This math exercise isn't easy enough for me to solve.
Công thức: This + N + be + not + adjective + enough + for + S + to + V

9. I am keen on walking in the rain.
Công thức: S + be + adjective + on + V-ing

10. Walking in the rain makes me feel unpleasant.
Công thức: V-ing + S + make + O + feel + adjective