When writing a paragraph or essay, just proper grammar and spelling are important.

First, good listening provides you with right language input， listening is the basis of language learning.

Narrative essays are "non-fiction," which means that you can't just make up a story.

How to format a paper is not a basic communication skill for communication.

She has __________ knowledge of English grammar.

If their babies are to _________, they must have a cave that is warm, humid and with a temperature that varies hardly at all between day and night.

Unity of a paragraph is concerned with its content. If all the sentences in the paragraph lead to one central theme, the paragraph is unified.

When the writer wishes to introduce a new thought or topic, he should begin a new paragraph.

For a short theme, one paragraph for the introduction will be enough, and it is usually short and brief.

The introductory paragraph does not differ in purpose, element, and structure from a general paragraph.