Answer:
My teachers' pen.
Explanation:
The possessive of plural nouns ending in s is formed by adding an apostrophe after the s. In this case, a pen belonging to your teacher would be written as My teachers' pen.
I hope this helps.
Explanation:
Harry Bittering and his family are among the first thousand Earthmen to move to Mars for the purpose of colonizing it. Yet Bittering feels out of place in his new home. His uneasiness is so profound that he wants his family to return with him to Earth. He has decided that Mars is meant to be inhabited only by Martians.
C. Writing can be too casual and spontaneous.
B. Both pairs of opposite sides are parallel.
