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What are Danny, Jenny and Brian talking about?
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2. Donuts don’t grow on trees, do they?
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探究学习
重点短语及句子
1.It’s pleasant to do… 做….很愉快
It’s pleasant to live in beautiful surroundings.
生活在优美的环境里是令人愉快的。
pleasant 指一般性的好，强调所修饰对象 所具有的品质使人觉得好玩、有趣、舒服，含有客观性。
We had a very pleasant time at their house last night.
昨晚我们在他们家过得很愉快。
I hope you will have a pleasant holiday.我希望你过一个愉快的假日。
pleased 只用于人，不用于物，指某人满足了自己的愿望而感到高兴。
I’m very pleased you can come.
2. fulfill v. 达到，实现，执行
We must fulfill the plan, whatever happens.无论如何要完成计划。
What important dream have you yet to realize and fulfill?
你有什么重要的梦想还没有实现和完成？
fulfill one’s needs 满足某人的需要
The earth help human beings fulfill their basic needs.
地球帮助人类实现最基本的需求
3. take energy from… 从……获取能量
All plants and animals take energy from the sun.
所有的动植物都从太阳获取能量。
People must take energy from food. 人必须从食物中获取能量。
即时练习：
1. All plants take energy ______ the sun and make it ______ food.
A. to; from B. into; to C. from; to D. from; into
2. Plants cover the soil. Then the wind and water don’t carry the soil ___.