1、Lesson 20: Say It in FiveI. Learning aims:Master the new words: line, text, poet, single, screen, stretch, liquid, state, noun, adjective, verb, express II. Learning important and difficult points: 1) Each line has a set number of words.2）Lets look at another two poems as examples.3）Describe your to
2、pic in two words.4) Choose three words that describe what your topic does.Language Points:1. Each line has a set number of words. 每行有固定数目的单词。【用法】a number of的意为 “一些”，与some或several同义，后面往往加名词复数。以a number of短语作主语时，谓语动词往往用复数形式。句中的set是过去分词起形容词作用，意为“固定的、规定的”，修饰后面的名词number。【举例】There are a set number of work
3、ers in each workshop. 每个车间都有固定数量的工人。A number of tourists have come back already. 一些游客已经回来了。【拓展】the number of的意为“的数目”，后加名词复数。以the number of短语作主语时，谓语动词往往使用单数形式。2. Describe your topic in two words. 用两个单词描写你的主题。【用法】介词in 在这里表示方式，后加名词、代词、动名词，多用在动词后作状语。【举例】Can you say these words in another way? 你能用另一种方法说出这些单词吗？
