高中英语讲义-同位语从句

同位语从句讲与练 一 定义：用作同位语的从句叫做同位语从句。 二 用法：同位语从句的先行词多为fact, news, idea, thought, word, question, reply, report, 等 They were all very much worried over the fact that you were sick. Where did you get the idea that I could not come? Early in the day came the news that Germany had declared war on Russia. 三 引导词：由连词that ; （whether）引导 ; 1.如同位语从句意义完整，应用that引导同位语从句。（即that 不充当任何成分，只起连接作用）例：The general gave the order that the soldiers should cross the river at once.将军下达了战士们立即过河的命令。 　　析：the soldiers should cross the river at once是the order的全部内容，且意义完整，因此应用that引导同位语从句。 2.如同位语从句意义不完整，需增加"是否"的含义，应用whether引导同位语从句。（if不能引导同位语从句） 　　例：We'll discuss the problem whether the sports meeting will be held on time.我们将讨论运动会是否会如期举行的问题。 　　析：the sports meeting will be held on time意义不完整，应加"是否"的含义才能表达the problem的全部内容，因此应用whether引导同位语从句。 3. 连接代词who, which, what和连接副词where, when , why, how亦可引导同位语从句。如同位语从句意义不完整，需增加"什么时候、什么地点、什么方式，谁，哪一个，什么"等含义，应用连接副词和连接代词等词引导同位语从句。 The question who should do the work requires co