高一英语知识点总结及重难点解析:Unit3-4单词聚焦(6)

2019-12-01 15:52:21

  单词聚焦(6)
  11. normal adj. 正常的;正规的
  the normal temperature, normal behavior
  (1) regular 规则的;有规律的
  keep regular hours 生活有规律;按时作息
  (2) common普通的;常见的
  Tom is a common name in Britain. 共有的;共同的
  have a common interest 有着共同爱好
  (3) usual 惯常的;惯例的
  It's usual with him to go to the office on foot.
  (4) ordinary 平凡的;普通的 in ordinary dress
  12. once的用法
  ▲ 搭配:
  ① all at once 突然;同时
  ② at once 立刻,马上;同时
  ③ (every) once in a while 偶尔,有时,间或
  ④ for this once (= for once,just for once) 就这一次; 破例一回
  ⑤ more than once 不止一次,多次
  ⑥ not once 一次也不
  ⑦ once again / more再一次
  ⑧once and again一再,再三
  ⑨ once or twice 一两次;有时,偶尔
  ⑩ once too often又(多了)一次
  ? once upon a time从前
  【考例】(2004上海) ____ we have learned something, additional learning increases the length of time we will remember it.
  A. Before B. Once C. Until D. Unless
  [考查目标] 连词once的用法和词义。
  [答案与解析] B once在作连词使用时意思是“一旦”。