Television is one of _________ (6) inv...

Câu hỏi: Television is one of _________ (6) inventions of human beings. Today we can find television almost everywhere ___________ (7) the world. The first television was invented in 1927 by a 21 years old inventor – Philo Taylor Farnsworth. Watching television __________ (8) both recreational and informative. There are some news programs for adults _________ (9) information. There are also tutorial channels based on specific subjects for the students. ___________ (10), it’s harmful to spend too much time watching television. Some shows are too violent for the children to watch because they may imitate.

A. of      

B. on      

C. in      

D. at