Answer:19. He says that he’s been really tired since several weeks ago. 20. A friend of us is going to pick us up at the airport. 21. I’ve worked like a waiter in the past, but I wouldn’t want to do it again. 22
Explanation:
Answer:
involves the splitting of an atom into two or more fragments
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Answer:
red because of how reflective and hydrogen
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Answer:
I think option A is right answer