Yes, you can say that! Or you can say “letter that contains advice” or “letter that provides advice.”
Answer:
Successful teachers share traits that include honed communication skills, a desire to work with peers to solve problems, and the ability to adapt to new environments and circumstances. These professionals also strive to learn new skills through professional development and continuing education (CE) courses.
Whatever you want to talk about in your paragraph, your topic sentence will be a sort of summary or preview that will be supported by all the other sentences in your paragraph, so you have to decide what the paragraph is going to be about before you can write your topic sentences.
<span>Let's look at "Movies." What do you want to say about movies? </span>
<span>Going to the movies is a fun way to spend a Saturday afternoon? Movie special effects today are far superior to those of films just 10 years ago? Movies are a hugh waste of money? </span>A "controlling<span>" </span>idea<span> is an </span>idea<span> that makes a reader ask a question. Any time a </span>topic sentence<span> has a good "</span>controlling<span>" </span>idea<span>, the reader will have his or her curiosity raised.
</span> <span>A topic sentence is the first sentence of a paragraph, that tells what the paragraph is going to be about.
</span>