How can I cancel my subscription? I already paid for 1 year.

email them to cancel it i think

Explanation:

depends on what it's is for but most of the time you can Google the specific thing and it will tell you or just go to the the help center of the specific place and ask

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.