no matter where you work / or / what you do, what에 no matter가 생략됬나요?
= wherever = whatever

their efforts / to control infection, hospitals are turning
감염을 통제하는(형용사적용법)

he asked (if / my machine was
~인지 아닌지 물어보다
slow), and he asked (if / a new toolbar / had suddenly

those extra few dollars / ( earned / at earn 에 that were이 생략됬나요?

midnight) just weren’t worth it / when we looked at

the percentage of fossil fuels is the largest,
자원 3인칭단수주어 화석연료 동사
which / is / about four times / as high as / that of
대략 4배 ~만큼 높은 = percentage = and it(앞 문장 전체 내용)

safe environment / without cars / (to keep / your board
환경 to keep: 형용사적 용법
keep 명사 형용사: 명사가 형용사 한 상태로 유지하다
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