Какую роль играют деепричастия в усной письменной речи?

выполнить действия: (1  2/9+1  1/6) х ( 2 -1  25/42) =

Read the topic sentences. Write a paragraph based on its main idea. The hints below can help you

Topic Sentences : Watching television is one of my usual pastimes. Write
-if you often watch television

- where and when you usually do it 
-where and when you usually spend before the screen
-what your favourite TV programme is
-why you like this programme
-if you spend too much time watching television
-if television does too much harm to you