[记句式结构]

　　must have done "一定做了"，表示对过去发生的事情的肯定推测。

　　[仿写促落实]

　　Miss Mason bought a beautiful car yesterday and must have spent a lot of money.

　　梅森小姐昨天买了一辆漂亮的车，她一定花了一大笔钱。

　　2．I was so angry that I went straight to Hannah and told her we weren't going to be friends any more because she couldn't keep her word.

　　我非常生气，径直走到汉娜跟前，告诉她我们不再是朋友了，因为她不能信守承诺。

　　[记句式结构]

　　so...that..."如此......以至于......"，引导结果状语从句。

　　[仿写促落实]

　　Sometimes a smile is so powerful that it gives people suffering from disasters great courage.

　　有时候，一个微笑是如此强大以至于它给那些遭受灾难的人以巨大的勇气。

　　3．Football is very important to me，but so is our friendship.

　　足球对我来说很重要，但我们的友谊也同等重要。

　　[记句式结构]

　　"so＋be动词＋主语"是部分倒装，表示前面提到的肯定情况也适用于后者。

　　[仿写促落实]

　　In a word，success is very important，but so is failure，because it is the mother of success.

　　总之，成功很重要，但是失败也同样重要，因为失败是成功之母。

　　 pretend vi.& vt.假装；扮作，装扮

　　(教材P2)Afterwards，I pretended to be cheerful，but Hannah sensed something was wrong.

后来，我假装很开心，但汉娜还是觉察到哪儿有点不对劲。