大家好，最近複習到as + adj. (+N.) as 的用法
想請教下列三句的 ［ ］ 部分，該怎麼解釋呢？
謝謝
1. The candidates are as busy [with their works] as bees are.
2. Passengers tongues won’t be as sensitive [to flavors] as they usually are.
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3. Food doesn’t taste as salty [under noisy conditions] as it does.