中考英语考点解析：代词(3)
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考点二：序数词。提醒：ninth, twelfth, twentieth。
①序数词表日期、楼层，世纪、生日、顺序。
1. Tom is busy preparing for a party to celebrate his sister’s _________ (twelve) birthday. (玄武)
2. —How was your day off yesterday? (江宁)
—Perfect! It was my grandma’s ________(eighty)birthday. We had a big cake.
②“a+序数词”表示“又一，再一”，强调动作的反复性。
③序数词后跟形容词的最高级
④序数词后跟动词不定式
考点三：分数表达
分子用基数词，分母用序数词;分子超过一，分母加-s。
A recent scientific report says three________ (eight) of the school students suffer from
sub-health(亚健康). (白下)
考点四：百分数表达。50 percent of the students
百分数和分数作主语，谓语动词跟后面的名词保持一致。
Two thirds of the students in our class ______ money to the poor girl recently. (玄武一模)
A.have raised B.has raised C.have donated D.has donated
考点五：有关词组
in the 1870s, in one’s thirties, nine in/out of ten
Though he's in his ________(六十几岁)，he's energetic enough to go round. (高淳)
