人教版六年級(jí)英語(yǔ)下冊(cè)《Then and now》PartA PPT(第2課時(shí))，共16頁(yè)。
New words
dining hall
… years ago … months ago
last year last month
課 文
There was no gym in my school twenty years ago.
Now there’s a new one in our school.
課文講解
ago的用法
ago用作副詞，意為“以前”，在句中不能單獨(dú)使用，它的前面必須要有一個(gè)表示時(shí)間的詞或詞組，ago詞組用于一般過(guò)去時(shí)。
ago的常見(jiàn)短語(yǔ)
two weeks ago 兩周以前
three years ago 三年前
a few days ago 幾天前
a long time ago 很長(zhǎng)時(shí)間以前
there be 句型
句中的there’s 相當(dāng)于there is，其中there不是指“那里”或“在那邊”，而是與is一起構(gòu)成there be 句型,表示“（某處）有某物或某人”。它的基本句型為：
There be (is/are)+主語(yǔ)（人/物）+其他.
Exercise
dining hall gym grass ago
We can play football in the _______.
Here was a tree ten years _______.
We can have lunch in the _______.
Don’t walk on the _______.
Homework
Introduce your school to your parents. Tell them the changes between the past and now. (use the sentence pattern“there be”)
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關(guān)鍵詞：《Then and now》PPT課件免費(fèi)下載，.PPT格式；
