文档介绍：第五课时 Section B (2a­3b)
Unit 12 What did you do last weekend?
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►ago副词，意为“以前”。
eg：two years ago两年以前
【注意】ago用于被修饰词之后，常与一般过去时连用。
►There we put up our tents and made a fire to keep us warm and cook food ，生火取暖并在上面煮食物。
(1)put up此处意为“搭起”，还可表示“举起；张贴；建造”。put的过去式仍为put，本句中的put即为过去式。
eg：Please put up your hand if you have any 。
(2)to keep us warm为动词不定式短语作目的状语。“keep＋宾语＋宾语补足语”意为“使……保持某种状态(位置或动作等)”，其中宾语补足语通常由形容词、副词、介词短语或现在分词等充当。
eg：We should keep our classroom clean and 。
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►But I was so tired that I went to sleep 。
so...that...“如此……以至于……”，so为副词，后跟形容词或副词，that引导一个表示结果的状语从句。
eg：She was so happy that she 。
【拓展】so that连在一起，意为“以便；为了”，引导目的状语从句。
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►When we looked out of our tent，we saw a big snake sleeping near the ，我们看到一条大蛇正在火堆附近睡觉。
(1)look out of意为“向……外看”，out of为动态介词，表示“从……里面向外”，反义词是into。
eg：Please don't look out of the window in 。
(2)see “看见某人正在做某事”，强调看到动作正在发生；see “看见某人做某事”，强调看见某人做某事的全过程。
eg：I saw him go into the 。
【拓展】类似see这种用法的感官动词还有hear，watch等。
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一、根据句意及汉语提示完成单词。
1．I watched the movie a month _____(以前)．
2．The __________(蛇) is one of scary animals.
3．She _________(跳) down from the chair and ran out of the room.
4．We hear with our _______(耳朵)．
5．When you get lost in the ______(森林)，you should stay in the same place.
ago
snake
jumped
ears
forest
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6．You can feel the train __________ now.
7．It's my dream to go on a trip to the ________．
8．Math is a very ________ subject.
9．Are they from________?
10．The boy started ___________ English at the age of 4.
moving
moon
useful
India
to learn
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三、根据汉语意思完成句子。
11．妈妈昨天早上六点把我叫醒。
My mom ___________________ at six o'clock yesterday morning.
12．当她看到她的新房间，她很吃惊。
When she saw her new room，she ________________．
13．她如此的惊慌以至于落下了她的书包。
She was ___ scared ______ she left her schoolbag.
14．我听到简正在房间里弹钢琴。
I ________ Jane ____________________ in the room.
woke me up