<例句>
There were millions of blooms.
有數以百萬計的花。
<語法分析>
基數詞在句子中作主語，此外還可作定語、表語、同位語以及賓語或介詞賓語等。序數詞在句中可作定語、表語、主語、賓語或介詞賓語等，序數詞還可用在某些短語中。分數詞由基數詞和序數詞構成，基數詞代表分子，序數詞代表分母，除了分子為1的情況外，序數詞都要用復數形式。分數詞可以作主語、定語、狀語、賓語或介詞賓語等。
<觸類旁通>
(1) The river is about eighty miles long.
這條河約有八十英里長。
語法分析：基數詞在句子中作定語。
(2) I read five of his novels.
我看了五本他寫的小說。
語法分析：基數詞作賓語。
(3) Its population is nearly three million.
它的人口數量接近三百萬。
語法分析：基數詞作表語。
(4) She's getting married a third time.
她將第三次結婚。
語法分析：序數詞和a連用，表示“再一個”、“又一個”等。
(5) I thought that performance third-rate.
我認為那場演出是三流的。
語法分析：序數詞可用在許多短語中。
(6) Mother divided the cake into thirds.
媽媽把蛋糕分成三份。
語法分析：分數詞作賓語或介詞賓語。
<鞏固練習>
(1) There are _____[million] of books in that library.
(2) Tens of ______[thousand] of mossbacks used to roam the prairie.
(3) They arrived in twos and _____[three].
(4) A _____[two] swan flew down. Then a third and a fourth.
(5) I bought a _____ hand car.
(6) She died in her _____[fifty].
<參考答案>
(1) millions (2) thousands (3) threes (4) second (5) second (6) fifties