方案三放一段卓别林的影片，其中含有不同表情。由此引出表达情感的一系列形容词，进行系表结构的学习。
Let's ask a boy to make some actions without making any sound, and then we watch how he fires firecracker and find some adjectives to express his feelings.
美国人喜欢用这种强烈的形容词来表达他们的情感。
Americans like to use these strong adjectives to show their feelings.
这是非常困难的写列奥纳多没有情感和使用最高级形容词。
It is very difficult to write about Leonardo without emotions and the use of superlatives.
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