One of his eyes was injured in an accident, but after a ______ operation, he quickly recovered his sight. A) precise B) considerate C) delicate D) sensitive 注：1. delicate 精致的 2. precise 精確的 3. considerate 體貼的，體諒的 considerable 相當多的，大量的 4. sensitive 敏感的 sensitive to sentimental 多愁善感的 resent 憤恨 As an excellent shooter, Peter practised aiming at both _______ targets and moving targets. A) stationary B) standing C) stable D) still 注：1. stationary 靜止的，固定的 2. standing 永恒的；延續(xù)的 3. stable 穩(wěn)定的 4. still 靜止的；靜寂的 In American universities, classes are often arranged in more flexible _______ and many jobs on campus are reserved for students. A) scales B) ranks C) grades D) patterns 注：1. scale 等級，刻度，天平 2. rank 排名 3. grade 年級；品味 degrade 降級 4. pattern 模式 The insurance company paid him $10,000 in _______ after his accident. A) installment B) compensation C) substitution D) commission 注：1. compensation 賠償（六級最愛） 2. installment 分期付款 3. substitution 代替；保險代理人；替代品 substitute for sb. 代替 constitute 構成 constitution 憲法 amendment 修正案 institute 學院 institution 機構 4. commission 委托，委任，傭金，回扣 emission 放射 The political future of the president is now hanging by a _______. A) rope B) cord本文 C) string D) thread 注：1. rope 繩，索 2. cord 棉線，電話線 3. string 毛線；琴弦 4. thread 細線