3) 閉音節(jié)單音節(jié)詞如末尾只有 一個(gè)輔音字母,須先雙寫這個(gè)輔音字母,再加er和est。
sad – sadder – saddest.
big – bigger – biggest.
hot – hotter – hottest.
4) 少數(shù)以y, er, ow, ble結(jié)尾的雙音節(jié)詞,末尾加er和est (以y結(jié)尾的詞,如y前是輔音字母,把y變成i,再加er和est,以e結(jié)尾的詞仍只加r和st)
angry -- angrier -- angriest.
clever -- cleverer -- cleverest.
narrow -- narrower -- narrowest.
noble -- nobler -- noblest.
5) 其他雙音節(jié)和多音節(jié)詞都在前面加單詞more和most.
different -- more different -- most different.