Thoreau mostly uses imagery to illustrate time in the excerpt. The second sentence is saying that he is in the midst of time/living, and he can "detect how shallow it is," meaning that he is aware that life is short and that the end is inevitable. Thoreau also describes time as being fleeting, but ever-present.
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C. appearing on television
The central idea of this is how he warned everyone that the british are comming
A girl heard her mom yell her name from downstairs, so she got up and started to head down. As she got to the stairs, her mom pulled her into the room and said “ I heard that, too”. As the moment she saw her mum’s face she realised she was wearing a donut mask, she tried pulling it but it was all slimy and stuck like super glue. She started to breathe heavily as she started to suffocate, and there she saw the bloody, drenched mon..
I hope this helps. LOl
He was good at playing football