内容正文:
1. 状语从句根据其用途可分为时间状语从句、原因状语从句、结果状语从句、条件状语从句、让步状语从句、方式状语从句、目的状语从句等。
2. 状语从句的考点主要集中在①从句连接词的选用、②主句和从句谓语动词的时态问题、③近义连接词的辨析等。
3. 状语从句的考查题型主要包括:单项选择、句型转换、完成句子等。
状语从句在初中年级的学习分布如下:
状语从句在八年级上学期主要是学习if引导的条件状语从句,在各地历年的期中期末试题中,常见考点为:①if从句中谓语动词时态的选择;②if与其他状语句连接词的辨析;③if引导的条件状语从句与if引导的宾语从句之间的辨析等,常见考查题型为:单项选择、完成句子、书面表达等。
Step1. Enjoy an English song: If you are happy
If you're happy and you know it, clap your hands.
If you're happy and you know it, clap your hands.
If you're happy and you know it, and you really want to show it.
If you're happy and you know it, clap your hands.
If you're happy and you know it, stomp your feet.
If you're happy and you know it, stomp your feet.
If you're happy and you know it, and you really want to show it.
If you're happy and you know it, stomp your feet.
If you're happy and you know it, shout hurray.
If you're happy and you know it, shout hurray.
If you're happy and you know it, and you really want to show it.
If you're happy and you know it, shout hurray.
If you're happy and you know it, do all three.
If you're happy and you know it, do all three.
If you're happy and you know it, and you really want to show it.
If you're happy and you know it, do all three (clap, stomp, hurray!)
Step2. Ask some questions:
1. If you are happy, what will you do?
2. If you are sad, what will you do?
【导入if引导的条件状语从句的学习】
if引导的条件状语从句之基本用法
1. 定义
If意为“如果”,引导条件状语从句,表示假如从句的动作发生,主句的动作就(不)会发生。
If it doesn't rain, I will go to the cinema tomorrow.
2. 位置
从句位置灵活,可放在主句之前,但要用逗号与主句隔开;也可放在主句之后。
My mother will take me to the park if she is free.
If my mother is free, she will take me to the park.
3. 时态
若主句为下列情形之一,条件状语从句要用一般现在时
(1) 当主句为一般将来时:
(2) 当主句的谓语中含有can, may, must等情态动词时:
(3) 当主句为祈使句时:
If he comes, he will bring his violin.
If you lose weight, you must eat less meat.
If you are not strong enough, please don't take part in such an activity.
注:助记口诀
if 条件句不一般,三个要点记心间:
主将从现、主情从现、主祈从现。
【即学即练】
1. ______ you study hard, y