Answer:
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She is a useful member of our team.
Fan is hanging on (the) ceiling.
Hope this helps
Sky
Nicotine is a dangerous and highly addictive chemical. It can cause an increase in blood pressure, heart rate, flow of blood to the heart and a narrowing of the arteries (vessels that carry blood). Nicotine may also contribute to the hardening of the arterial walls, which in turn, may lead to a heart attack.
Yes, in that time almost everyone in the world had a religion that was a significant part of their lives. Hope this helps!