Rewiew of the chapter II

Exercise 1. Write a brief summary of the texts. Define the main problems dealt with in the texts. Try to use the following words and expressions in your summary.

1. As the title implies the text describes … . 2. It is specially noted that … . 3. It is spoken in detail … . 4. The text gives valuable information on .. . 5. … (e.g. some important facts or principles) are considered (mentioned, discussed, stressed). 6. The text may be of interest (great help) to … .

Exercise 2. Topics for discussion on the material of Chapter II.

1. Do you consider fiber optics to be really usable communication of nowadays and why?

1. How do you view the future of fiber optics?

2. What could you say about the advantages and disadvantages of fiber optic systems?