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托福语法笔记大全18

中华考试网   2015-06-25   【

  二、代词的单复数 him,her--> them, 注意一下

  三、代词的性别

  his/her himself/herself

  四、代词的人与物

  Although he is employed in hte scientific field, the metric system is not us

  ed in the U.S.

  ~~->it

  五、关系代词

  ┏ which 指代物

  ┃ that 指代人或物 注意:who与which混用

  ┗ who 指代人

  ┏ who 主

  ┃ whom 宾

  ┗ whose 所有格

  whom image --->只考过一回

  ~~~~->whose

  *主要考who和whose的混用

  who + noun. 错 whose + V 错

  that 作关系代词在句子中充当成分,作副词时不做成分

  介词

  一、through/throughout

  through: “穿过”、“通过”,强调动作

  通过某种方式:through x-ray analyse

  throughout: “贯穿”throughout his lifetime

  “遍布”throughout the world

  二、between/among

  between the stars/trees 两两之间

  among the two realms 错

  三、in/inside /into

  inside,in 静态,强调状态

  into 动态,强调动作

  air inside the house

  shoot...into the sky

  in + 单数noun.(无冠词),表示某一领域,某一方面,某一行业

  in shape, in size

  四、in/for/since

  in + 1. 时刻点

  2. 一段时间 in recent years(完成时态) in two days(将来时态)

  for+ 1. prep. + 一段时间 for three years 可用于过去时,完成时

  2. conj. 并列连词,不能位于句首 “因为”,引导原因状语从句

  句子,for 句子

  since+1. prep., “自从”+时刻点,完成时

  2. conj., “因为”Since +句子,句子,引导原因状语从句

  3. adv.,  a. 与过去时共用 = ago

  ...was...many years since ...

  b. 与完成时连用,表示过去某个时间某个事件到现在

  Tom was elected president last term, but he has since de

  voted

  little for his spare time to his responsibility.

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