(1)講述某人/物自身的情況時(shí),用原級(jí)�；�本句型是：

　　主語(sb./sth) + 謂語動(dòng)詞 + (very/too/so/quite/rather…) + 形容詞/副詞原級(jí) +….

　　如：He is very old now.(他現(xiàn)在很老了) / They ran quite fast.(它們跑得相當(dāng)快) / The weather looks rather bad.(天氣看上去相當(dāng)糟) / I am so happy!(我是如此的快樂)

　　☆表示兩者之間沒有差別時(shí),使用句型：

　　主語(第一個(gè)人物) + 謂語動(dòng)詞 + as + 形容詞/副詞原級(jí) + as + 第二個(gè)人物 +….

　　如：He is as excited as his younger sister.(他和他妹妹一樣興奮)/ Lily rode her bike as slowly as an old lady.(莉莉騎車像老太太一樣慢)/ They picked as many apples as the farmers (did).(他們摘的蘋果和農(nóng)民一樣多)

　　☆表示第一個(gè)人比不上第二個(gè)人時(shí),使用句型：

　　主語(第一個(gè)人物) + 謂語動(dòng)詞(否定式) + as / so + 形容詞/副詞原級(jí) + as + 第二個(gè)人物+….

　　如：He is not so / as excited as his younger sister.(他沒他妹妹那么興奮) / Lily did not ride her bikeso / as slowly as an old lady. (莉莉騎車不像老太太那樣慢) / They didn't pick so / as many apples as the farmers (did). (他們摘的蘋果不如農(nóng)民多)

　　(2) 講述兩者有差異,第一個(gè)人物超過第二個(gè)人物時(shí),用比較級(jí)�；�本句型：

　　主語('A')+謂語動(dòng)詞+(much/a little/even/still)+形容詞/副詞比較級(jí)+than+第二個(gè)人物('B')+….

　　如：A modern train is much faster than a car.(現(xiàn)代的火車比轎車快多了) / This book didn't cost me more than that one.(這本書花費(fèi)我的錢不比那本多)

　　講述兩者有差異,第一個(gè)人物不及第二個(gè)人物時(shí),用比較級(jí)。句型是：

　　主語('A') + 謂語動(dòng)詞 + less+ (多音節(jié)形/副)比較級(jí) + than + 第二個(gè)人物('B') +….

　　如：I think English is less difficult than maths.(我認(rèn)為英語不比數(shù)學(xué)難)/ Do you think it less important to learn a foreign language?(你認(rèn)為學(xué)外語不那么重要嗎?)

　　(3)講述某人/物是一群之中最突出的一個(gè)時(shí),用最高級(jí)。句型是：

　　主語(sb./sth) + 謂語動(dòng)詞 +(the) +形容詞/副詞最高級(jí) +in / of ….

　　如：The Changjiang River is the longest in China.(長江是中國最長的河流) / He jumped (the) highest of the three (boys).(三個(gè)男生中他跳得最高)