Answer:
if we became near with teacher that help us to became our special friends with teachers
It Seeks To Explain Or Inform
1. A parachute is used for safety reasons in planes, helicopters, etc basically vehicles that fly.
2. Parachutes can be used as a pleasure or a way of having fun. For example: sky diving,parasailing,etc
3. military uses. The military use parachutes to drop equipment to the troops with out the use of a landing strip because of the lack of them.
4. a parachute was equipped on Apollo. when the Ares rocket booster was dropped, a parachute was deployed so that it would safely drop into an ocean.
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Based on the given sentences above, the one that is punctuated correctly is the second sentence: She sends an email therefore, to her instructor and advisor. What makes the first sentence incorrect is that, it has no period at the end of the sentence. Hope this answer helps.