1. Peter is not old enough to see the horror film

2. Don't forget to turn off the light before going out

3. What an intelligent girl !

4. I am going to come over to pick you up

5. Nien is younger than Hoa.

6. She has long black hair.

7. The theater isn't far from Hoa's house

8. Alexender G. Bell was the inventor of the telephone

1. Peter is not old enough to see the horror film.

-> S + to be + too + adj + to-V ... = S + to be + not + adj + enough + to-V ... (adj câu enough phải trái nghĩa với câu too)

2. Don't forget to turn off the light before going out. 

3. What a very intelligent girl! (What + a/an + adj + danh từ đếm được)

4. I am going to come over to pick you up.

5. Nien is younger than Hoa.                      

6. She has long black hair.                       

7. The theater isn't far from Hoa's house.

8. Alexander G. Bell was an inventor of telephone.