It’s A. You’re welcomeeeeee
Answer:
Protecting the environment is essential for maintaining Americans' quality of life.
Explanation:
Answer:
that they thought was the end of the world
Answer:
she <u>is</u> an engineer
Explanation:
you can put either is or was.
(be)means be verb.
actually if it's a present tense sentence you have to put is and if it's a past tense sentence you have to put was.
