Tự luận - Ex 2: Supply the correct verb form

He (be) …………. at his computer for seven hours.

You (not/do) ………….your project yet, I suppose.

I enjoyed the film, but I … (not / can) understand all of the dialogue.

They (enjoy) __________ spending time with their friends.

The company (have) __________ a reputation for quality.

Located on a bridge over the Thu Bon River, Cau Pagoda is one of the most interesting places __________(visit) in Hoi An.

At 16, Mary left school __________(take care) of her younger brothers.

Son Doong Cave is the largest cave __________(discover) in Phong Nha-Ke Bang National Park.

By the time Nam finished his studies, he_______ (be) in Ho Chi Minh City for over 4 years.

 She wishes she_________ (quit) her job last month.