Read the following letter. Decide if the s...

Câu hỏi: Read the following letter. Decide if the statements from 13 to 16 are True or False and choose the correct answer (A, B, C or D) for the questions 17 and 18

A. The modernization of mobile phones is necessary.

B. There are more and more mobile phones in the world.

C. The modernization of mobile phones make the environment worse.

D. The manufacture of phones produces carbon dioxide.