(1)讲述某人/物自身的情况时,用原级。基本句型是：

主语(sb./sth) + 谓语动词+ (very/too/so/quite/rather…) +形容词/副词原级 +….

如：He is very oldnow.(他现在很老了) / They ran quite fast.(它们跑得相当快) / The weather looks ratherbad.(天气看上去相当糟) / I am so happy!(我是如此的快乐)

☆表示两者之间没有差别时,使用句型：

主语(第一个人物) + 谓语动词 + as + 形容词/副词原级 + as + 第二个人物 +….

如：He is as excited as his younger sister.(他和他妹妹一样兴奋)/ Lily rode her bike as slowly as an old lady.(莉莉骑车像老太太一样慢)/ They picked as many apples as the farmers (did).(他们摘的苹果和农民一样多)

☆表示第一个人比不上第二个人时,使用句型：

主语(第一个人物) + 谓语动词(否定式) + as / so + 形容词/副词原级 + as + 第二个人物+….

如：He is not so / as excited as his younger sister.(他没他妹妹那么兴奋) / Lily did not ride her bike so / as slowly as an old lady. (莉莉骑车不像老太太那样慢) / They didn’t pick so / as many apples as the farmers (did). (他们摘的苹果不如农民多)

(2) 讲述两者有差异,第一个人物超过第二个人物时,用比较级。基本句型：

主语(‘A’)+谓语动词+(much/a little/even/still)+形容词/副词比较级+than+第二个人物(‘B’)+….

如：A modern train is much faster than a car.(现代的火车比轿车快多了) / This book didn’t cost me more than that one.(这本书花费我的钱不比那本多)

讲述两者有差异,第一个人物不及第二个人物时,用比较级。句型是：

主语(‘A’) + 谓语动词 + less+ (多音节形/副)比较级 + than +第二个人物(‘B’) +….

如：I think English is less difficult than maths.(我认为英语不比数学难)/ Do you think it less important to learn a foreign language?(你认为学外语不那么重要吗?)

(3)讲述某人/物是一群之中最突出的一个时,用最高级。句型是：

主语(sb./sth) + 谓语动词 +(the) +形容词/副词最高级 +in / of ….

如：The Changjiang River is the longest in China.(长江是中国最长的河流) / He jumped (the) highest of the three (boys).(三个男生中他跳得最高)

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