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半数效应浓度
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【简答题】课文内容填空: I worked there forseven years and 1) ____ so many lessons, especially from a(n) 2) ___ waitress. Helen was in her 60s, hadred hair, and 3) ____ of self-respect—something I was really 4) ____ ....
【简答题】完形填空。 My first job was at a local restaurant, where I worked for seven years and learned so many lessons, especially from a fellow 1 . Helen was in her 30s and had extraordinary self-confidence, somet...
【简答题】filling the blanks I worked there for seven years and 1) __________ so many lessons, especially from a(n) 2) __________ waitress. Helen was in her 60s, had red hair, and 3) __________ of self-respect...
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