英语人教版八年级上册unit 10 revision.doc

if引导的条件状语从句教学设计（unit 10 Grammar）Learning objectives:Knowledge objective:Master the structure and use of conditional sentences with “if”.Ability objective:Be able to make the if-clause sentences.Emotion objective:Be interested in travelling and enjoy it.Key points:How to use the if-clause.Teaching aids:PPTLearning procedures:Step 1: lead inToday well go on our trip. Do you know these places?(show the pictures)-Where will you go if you visit Beijing/Shanghai/Hong Hong?-If I visit，I will go to.Step 2:pre-task preparation1、Find the sentences with “if” from the article and read these sentences.We call these sentences with “if” conditional sentences.2、Work in groups and study by themselves.我们把上面四个句子称为if引导的条件状语从句，我们把if引导的句子叫做从句，另一个句子叫做主句。If you like sightseeing, you will love it.同学们观察四个句子中的从句和主句，你发现了什么规律？第二个句子从句用（时态），主句用含有的句子。其他三个句子从句用（时态），主句用（时态）。在if引导的条件状语从句中，if条件句位置灵活。你能发现什么规律吗？We will walk there if we dont find a bus.= If we dont find a bus, we will walk there.如果找不到公共汽车，我们将步行到那里。3、思考小结if条件状语从句表示在某条件下，某事很可能发生。if引导的条件状语从句，从句用，主句用或含有 的句子。（if条件句位置灵活，可直接放在主句后面，但若if条件句放句首，从句后面要加。）Step 3、while-task procedure:1、Finish the grammar exercise.Williams mum is giving him advice about his problems. Match the half-sentences from the boxes to complete her advice for him.2、Each group can choose a topic, then complete these sentences(group 1)If I go toShanghai,(group 2) If it doesnt rain tomorrow,(group 3) If it rains tomorrow,(group 4) If it is hot，(group 5) If I have a lot of money,(group 6) If I want to learn English well,(group 7) If we visitTokyo,(group 8) If I visit theOceanPark,(group 9) If we travel toBeijing,3、Do some exercise. (选择正确的答案，并在其下面划。)1. Ann (will go/go/goes) toHong Kongif she (will pass/pass/passes) the exams.2. If there (will be/are/is) a car accident, they (will call/call/calls) 110 for help at once.3. If a UFO (will land/land/lands) in front of me, I (will go/go/goes) in to look for the alien4. I (will call/ call) you if my mum (will stay/stay / stays) at home.5. Mr Liu (will let / let /lets) you know if he (will need/ need/ needs) help.6. (Will / Do/ Does) he visit the Ocean Park if he (wont / dont/ doesnt) get tired?7. Where (will/ do /does) they live if they (will miss/ miss/ misses) the bus?Step 4 homeworkWrite down 5sentences with “if” according to own topic.板书设计：“if” conditional sentences一般将来时或含有情态动词的句子。If you walk along the Bund, you will see many old buildings.一般现在时教后反思：本节课结合课文讲解了if引导的条件状语从句，主要以发挥学生自主性为原则，让学生先在文中找出含有if的四个句子，然后小组讨论来找出if从句中的一些用法中的规律，最后再放到语境中进行大量的练习以巩固其用法，但是课堂效果不太好，首先，没有备学生，低估了学生的能力，学生在讨论规则时无从下手，这个环节浪费了时间，但是有的学生还是不能找到规