高一英语教案 Unit 22 A world of fun
●目标导引
Ⅰ.单词及短语
besides,risk,scream one's way to…,lead to,allow,divide
Ⅱ.本单元语法
分词作状语
●内容精讲
Ⅰ.单词及短语精讲
1.experience n.&v. 经验［ｕ］; 经历［ｃ］; 形容词为：experienced 有丰富经验的
e.g.Don't correct him all the time－he'll learn by experience.
别总纠正他的错误－他自己会通过经验学会的。
Our journey by came1 was quite an exper ience.
骑骆驼旅行真是一次难忘的经历。
e.g.I experienced great difficulty in getting a visa to leave the country.
申请出国签证经历了很大的困难。
e.g.She's very experienced at /in repairing cars.
2.step v.(行)走；踩，踏 n.脚步(声)；步骤；台阶
e.g.I stepped forward to receive the prize.我走上前去领奖。
I stepped in a puddle and got my foot wet. 我踩进了一个小水坑，把脚弄湿了。
e.g.Take 2 steps forward.向前跨两步。
Mind the steps outside the door.小心门外的台阶。
step 作为名词构成的短语有：
step by step 逐渐地，一步一步地
take steps (to do sth.)采取措施(做……)
watch one's step 小心