数词选择题.doc

数词选择题 1. About ______ of the workers in the factory are young people. A. third fifths B. third fifth C. three fifths D. three fifth 答案：C. 分数的表示法一般是：分子用基数词表示，分母用序数词表示：分子为“1”，分母用序数词的单数形式；分子大于“1”，分母用序数词的复数形式。另外，分数主语的数取决于of后面的名词的数。 2. The new student is in _______. A. Class First B. the Class One C. Class One D. First Class 答案：C.在通常情况下，表示年级、班、行、课等的编号时用基数词。其习惯表达为年级、班、行、课等的词在前，基数词在后，且词首的字母要大写。即“名词＋基数词”也可用“the＋序数词＋名词”表示。 3. ______ travelers come to visit the ancient small town every year. A. Hundred of B. Hundreds of C. Five hundreds D. Hundred 答案：B.一般地，基数词 hundred，thousand，million，billion等前有具体数字或several时，它们后面不能加-s，也不带of。它们的复数形式后面常需跟of...短语，表示约数。如：hundreds of数百，thousands of成千上万，millions of数百万。 4. Our first class begins at a quarter to eight in our school. A. 8:15 B. 7:15 C. 8:45 D. 7:45 答案：D. 钟点的表达形式一般有两种：即顺读法：先说“点钟”，再说“分钟”；逆读法：30分钟以内用“分钟数＋past＋钟点数”，注意：半小时要用half，15分钟用a quarter。30分钟以外要用“分钟数＋to＋下一个钟点”。 ? 5．He always wanted to have _____ of books and he has recently bought two _____.A.?hundreds; hundreds???????????? B.? hundred; hundredC .? hundreds; hundred?????????????? D .? hundred; hundreds 答案: C. 分析见第3题。 ? 6.?The weight of the moon is only about _____ of the earth.A.?one eight???????????????????????????? B .?one of eightC .?one the eighties??????????????????? D . one eightieth 答案: D. 分析见第1题。 7 .? The assignment for Monday is to write _____ about our hometown.A .? a eight – hundred - words composition??????????????? B .? a eight – hundred - word compositionC .? a eight – hundreds - word composition???????????? D .? a eight – hundreds - words composition 答案：B. 由“数词+连字号+单数名词”相当于一个形容词，作定语。 8.?David Copperfield is a good book. I have read it and I decide to read it _____.A.? the second time?????????????????????? B .? a second timeC .? two time????????????????????????????????? D .? two times ?答案：B. a second 序数词与不定冠词a(n)连用，并不表示第几，而是表示＂再，又”。 9.?My new car cost me about _____ my old one.A.? three times than???????????????????