Many people think modern communication technology is having some negative effects on social relationships. do you agree or disagree.

I agree that it can have some negative effects because when you communicate through technology, you are not able tell how the person you are talking to is really feeling

Explanation:

but it can also have some positives like talking to someone when they are somewhere else

quite an interesting way to teach topic sentences, because the answer to this question is the best definition of a topic sentence that one can present, it is as if answering the questions taught you how to do it, this is some real teaching, it is terribly well-done.

the topic sentence in this paragraph is:

topic sentences writers stay on track and keep a paragraph from becoming an aimless collection of sentences about an idea.

which incidentally tells you what a topic sentence should be.