PASSAGE 17The Open University in Britain1 In 1963 the leader of the Labour Party made a speech explaining plans for a university of the air”-an...
PASSAGE 18Volts from the SkyLightning has caused awe and wonder since old times. Although Benjamin Franklin demonstrated lightning as enormous electri...
PASSAGE 19Geology and HealthThe importance of particular metals in the human diet has been realized within the past few decades， and the idea that geo...
PASSAGE 20 Architecture Architecture is to building as literature is to the printed word. The best buildings are often so well constructed that they o...
PASSAGE 21 How to Argue with Your Boss Before you argue with your boss， check with the boss s secretary to determine his mood. If he ate nails for bre...
第十二讲 动词非谓语形式一． 基本概念：顾名思义，不担任谓语成分而担任其他语法功能的动词称为非谓语动词，有to do（动词不定式） / -ing （现在分词 / 动名词） / -ed （过去分词） 三个形式。由于他们不受主语人称和数的限制，故也称为"非限定动词".（学习中不要刻意...
2.宾语如上所述，非谓语动词"to do"或"-ing"当主语时，没有特别的语法要求。但是，当宾语时，就有一个用"to do"还是"-ing"的问题。大家还记得这个规定吗？如果忘了，请复习"第二讲"中...
下面每个例子说明一条规则，注意理解和记忆（重点不要去区分作什么状语，也不要刻意去翻译句子的意思，重点注意形式的转换和规律）：1） When she heard the noise, she went out to see what was happening.Hearing the noise, s...
关于"动词不定式"的补充说明：1） 前面讲到："动词不定式"的完成式表示过去时，它常在以下句型中出现：（主语）+ be said / reported / believed / supposed to have （been） done （主语）+ seem t...
第十讲 定语从句定语从句：（一）什么叫定语从句？定语从句也称为"形容词从句"，或"的从句"，顾名思义，就是用来修饰或说明名词的从句，被修饰或说明的那个名词称为"先行词"，即：名词（先行词） ← 连接词 + 句子由于汉语中的定语总是...