四、 选近义或形近词(并用其适当形式)填空
1. even if/though, as if/though
(1) My little brother stares at everything ________ he is looking at it for the first time.
(2) We call each other now and then, ________ there is not much to say.
2. declare, announce
(1) She was planning to ________ her engagement to Peter.
(2) As a peaceloving country, we'll ________ a total ban on nuclear arms.
3. divide, separate
(1) The teacher ________ the students into small groups according to ability.
(2) To avoid being affected, the student insists that he be ________ from his deskmate.
四、 (1) as if/though (2) even if/though
【辨析】 even if/though尽管，即使，用来引导让步状语从句； as if/though似乎，好像，引导方式状语从句，也可引导表语从句，还可用于省略句中。
(1) announce (2) declare
【辨析】 declare多指正式地当众发布某件大事、要闻或官方立场、态度等，常用于宣战、议和或宣判； announce指把人们所关心或感兴趣的事情公布于众，尤其是新闻之类的消息。
(1) divided (2) separated
【辨析】 separate没有破坏宾语的整体性，只是将宾语分开， separate ...from ...把……和……分离； divide则破坏了宾语的完整性， divide ...into ...把……分成……。
1. even if/though, as if/though
(1) My little brother stares at everything ________ he is looking at it for the first time.
(2) We call each other now and then, ________ there is not much to say.
2. declare, announce
(1) She was planning to ________ her engagement to Peter.
(2) As a peaceloving country, we'll ________ a total ban on nuclear arms.
3. divide, separate
(1) The teacher ________ the students into small groups according to ability.
(2) To avoid being affected, the student insists that he be ________ from his deskmate.
四、 (1) as if/though (2) even if/though
【辨析】 even if/though尽管，即使，用来引导让步状语从句； as if/though似乎，好像，引导方式状语从句，也可引导表语从句，还可用于省略句中。
(1) announce (2) declare
【辨析】 declare多指正式地当众发布某件大事、要闻或官方立场、态度等，常用于宣战、议和或宣判； announce指把人们所关心或感兴趣的事情公布于众，尤其是新闻之类的消息。
(1) divided (2) separated
【辨析】 separate没有破坏宾语的整体性，只是将宾语分开， separate ...from ...把……和……分离； divide则破坏了宾语的完整性， divide ...into ...把……分成……。
