1.as…as 和……一样

    中间必须用形容词或副词原级。例如：

    This classroom is as big as that one. 这间教室和那间一样大。He runs as fast as Tom. 他和汤姆跑的一样快。

    否定结构：not as/so…as，“不如……，和……不一样”。上面的两个句子可分别改为：

    This classroom is not as/so large as that one.

    He doesn‘t run as/so fast as Tom.

    练习：我的书包和你的一样好。                   他的英语说的和你一样好。

    2. as soon as 一……就……

    用来引导时间状语从句。若主句是一般将来时，从句要用一般现在时。例如：

    I‘ll tell him the plan as soon as I see him. 我一看到他就告诉他这个计划。

    He‘ll go home as soon as he finishes his work. 他一完成工作就回家。

    3. be busy/enjoy/hate/go on/finish doing sth. 忙于/喜欢/讨厌/继续/完成做某事

    在enjoy， finish， hate， go on， be busy等词语后，一般用动词-ing形式作宾语。例如：

    Lin Tao is busy making a model plane. 林涛忙着做飞机模型。

    My mother enjoys taking a walk after supper. 我妈妈喜欢晚饭后散步。

    I hate watching Channel Five. 我讨厌看五频道。

    When someone asked him to have a rest， he just went on working. 当有人让他休息一会儿时，他仍继续工作。

    I have finished writing the story. 我已经写完了故事。