Answer:
If there [is] too much garbage, the air will be seriously polluted.
What a pity[,] I have to look at my little brother, so I can't go to the cinema tonight.
Explanation:
Any sentence with if at the beginning is usually present tense.
Commas always go after "What a pity".
I also did not see periods at the end of both sentences.
Answer: [A]: glossary .
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What is the book or excerpt?
Answer:
matter that settles to the bottom of a liquid
Explanation:
hope this helps brainliest plssssss
