(
课件网) Grammar 上 （沪教2025版）八年级 Unit 7 The secret of memory Learning objectives 00 Lead in Presentation 2 Practice Production 4 Deep thinking Summary 6 Assessment 1 3 5 7 Homework 8 By the end of the lesson, I will be able to... 1 2 3 Master the structure and usage of conditional sentences to talk about certain results (both verbs in simple present); Use conditional sentences and unless to rewrite sentences and express logical relationships accurately; Understand the relationship and usage between if…not and unless. 00 Learning objectives https://www.21cnjy.com二一教育 Lead in 01 https://www.21cnjy.com二一教育 Listen and sing What do you learn about from the words of the song Lead in 01 https://www.21cnjy.com二一教育 Listen again But if you wanna cry, cry on my shoulder. If you need someone who cares for you, If you're feeling sad, your heart gets colder, Yes I show you what real love can do. 红色是条件状语从句；蓝色是定语从句；绿色是宾语从句 Lead in 01 https://www.21cnjy.com二一教育 Let's talk. What will happen if things happen in the pictures We have already learnt to use _____ to talk about probable results. We can also use _____ to talk about results that will certainly happen. Presentation 02 https://www.21cnjy.com二一教育 Conditional sentences（2） conditional sentences conditional sentences 条件句 https://www.21cnjy.com二一教育 Presentation 02 Read the passage below and pay attention to the words in bold. Look at the colour mixing guide below and see how well you can remember it! If you mix blue and yellow, you get green. If you mix red and white, you get pink. If you mix blue and red, you get purple. https://www.21cnjy.com二一教育 Presentation 02 Read the passage below and pay attention to the words in bold. Look at the colour mixing guide below and see how well you can remember it! If you mix green and red, you get brown. If you mix red and yellow, you get orange. Presentation 02 If you put salt into water, it disappears. The if-clause talks about a possible action. The main clause talks about the result that will certainly happen. Presentation 02 https://www.21cnjy.com二一教育 Let's sum up the rules! When we use a conditional sentence to talk about something that will certainly happen, both verbs should be in the simple present. Look! We can also put the if-clause after the main clause. Salt disappears if you put it into water. The word unless can mean if ... not. Presentation 02 https://www.21cnjy.com二一教育 if ... not and unless If you do not get enough sleep, you will not remember things well. Unless you get enough sleep, you will not remember things well. Read the sentences below and pay attention to the words in bold. Look! We can also put the unless-clause after the main clause. You will not remember things well unless you get enough sleep https://www.21cnjy.com二一教育 if引导的条件状语从句 含义及用法： if意为“如果”，表示一种假设情况，引导的从句提出条件， 主句说 ... ...
