The British Isles（Reference for Teaching）

    n.is the+比較級o{the two+n.
    which/who is the+比較級。a or b?
    e.g.which is the more interesting of the two books?
    who is the taller.li ping or wang fei?
    ③the more…the more…句型
    e.g.the more he can do.the happier he will be.
    the more，the better.
    ④形容詞的比較級和否定副詞連用，表示最高級意義時，比較級前用不定冠詞.
    e.g. he had never spent a more worrying day.he would never forget it.
    一do you think the weather is good enough for a picnic?
    一一yes.you couldn't hope for a nicer day at this time of the year.
    (3)最高級
    ①形容詞最高級前一般用定冠詞the
    e.g.the yellow river is the second longest river is china.
    this is the best film]have ever seen.
    ②最高級前加不定冠詞，相當于“very+原級”
    e.g. this is an easiest question.you will work it out.
    ③最高級前有very或much修飾時，注意其位置。即：the very+最高級；much the+最高級
    e.g.that was the very worst that could have happened.
    this is much the best of the books。
    3.be of+”。的用法
    在英語中,我們常見到“be of+n.”結構。介詞短語“of+n.”在句子中常作表語或定語.用來說明人或事物的性質和特征，該結構常用于以下幾種情況：
   (1)“be+of +抽象名詞”。該結構相當于“be+抽象名詞的同根形容詞”結構，用于此結構的名詞常見的有：value，use，help，importance, interest, honour，courage,
significance等，在這些名詞前可以用great，some， any，much，little.no等詞來修飾.
  e.g.the book is of great help.；7he book is very helpful.
    這本書很有幫助。
    the medicine is of no use.=the medicine is useless.
    這藥無效。
    (2)“be of+n.”結構，可以用來表示種類、數量、度量、顏色、形狀等。表示主語在這方面相同，其主語可以是人也可以是物。用于該結構中的名詞通常為age，size，length， depth。width，weight。height，kind，sort，type， colour，shape，price，opinion，mind等，該名詞前可以與不定冠詞a/an或形容詞連用。常用于以下兩種結構：
    ①be of+adj. +n.=be+adj.+in+單數名詞
    e.g. coins may be of different sizes。
    =coins may be different in size.
    硬幣可能大小不同。
    ②be of+a/an+單數名詞=be the same+單數名詞