【重點、難點概覽】
一、詞匯與短語：
plant, neither, nor, neither… nor, dig, earth, water(vt．), stop…from, workplace, mountain, grow, point to.
二、句型與日常交際用語：
1．The ground must be just right.
2．It’ s best to…
3．The hole should not be too deep.
4．Thanks to…
5．The Great Green Wall is 7, 000 kilometres long, and between 400 and 1, 700 kilometres wide.
6．What’ s next?
7．More or less.
三、語法：
含有情態(tài)動詞的被動語態(tài)的構(gòu)成和用法。
核心知識
1．語法：
含有情態(tài)動詞的被動語態(tài)的構(gòu)成及用法。
(1)構(gòu)成形式：情態(tài)動詞+be+過去分詞。
e. g：More trees must be planted every year.
每年必須種更多的樹。
其疑問句與否定句形式變化同一般句型的變化。
e．g：Must trees be planted each year?
Why must trees be planted each year?
The trees mustn’ t be cat down.
2．表計量的句型：
It is…long/wide/high/deep. 長/寬/高/深
e．g： The table is three metres long and two metres wide.
3．neither… nor：“既不…，也不…”。
當該詞組作主語時，謂語動詞與nor后的主語保持一致。
e. g：Neither Tom nor I am going to the park.
湯姆和我都不打算去公園。
與neither… nor… ”相對應的肯定詞語是“both… and…”或“not only…but also…”。
4．stop… from：阻止(某人)做(某事)
We should stop the children from playing with fire.
我們要阻止孩子們玩火。
5．the more, the better：越多越好。
e. g：The harder you work, the more you get.
工作越努力，收獲越多。
注意其結(jié)構(gòu)為：the+比較級，the+比較級，表“越…，越…”
6．so that：“為了，以便于”，相當于in order that.
e．g：We got up early so that we could cauld catch the first bus.
【有關(guān)"Unit 18 Planting trees" 的教學設計】
教學設計1. Planting trees 植樹
學習目標：
Ⅰ. 詞匯學習
plant , wonderful , dig , deep , stick , tie , diagram , forest , copy , million , towards , mountain , harvest
neither…nor , knock…into… , next to , so that , cut down , millions of , stop…from doing sth , blow…away , not only…but also… , in a few years' time , far away , thanks to
Ⅱ. 句型學習
Tie the tree to the top of the stick to keep it straight .
The more , the better .
The river near here is over four metres deep .
The Great Green Wall is between 400 and 1 700 kilometres wide .
Trees must be watered well .
The earth should be pushed down hard .
More or less !
While you're doing that I'll go and get some water .
Ⅲ.語法學習
1 ) 含有情態(tài)動詞的被動語態(tài)的構(gòu)成及用法。
2 ) 計量的表達。
Ⅳ. 交際英語
如何讓別人做某事。
教案內(nèi)容：
內(nèi)容1：教學過程
教學設計2. 初三第十八單元
學習目標：
教案內(nèi)容：
內(nèi)容1：教學過程