Answer:
D.
Explanation:
Playing guitar is his favorite thing to do after school does not involve a verb, therefore, playing is a gerund. Playing is the subject because it is what the sentence is talking about.
i think 4.
I am so sorry if i am wrong though. but i believe this makes the most sense to me. Once again sorry if i am wrong.
cover several kilometers a day across various surfaces
happy new year!
Answer:c
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