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例: Susan’s parents have bought a large house with a swimming pool. It ___ be very expensive.(2003年上海中考题)
A. must B. can. C. mustn’t D. can’t
【解析】一定要注意情态动词的表示推测的用法。Must 表示肯定的推测。而can’t表示否定的推测。本题是说:这个大房子一定很贵,是肯定的推测。所以选择A.
名词的重要考点
名词的复数变化
名词复数的规则变化是:
①一般在词尾加“s”如:desk+s [-ks] bag+s [-gz] bed+s[-dz] hat+s [-ts]
②以字母 s、x、sh、ch结尾的名词变复数,通常在词尾加“es”,如:bus+es [-iz] box+es [-iz] brush+es [-iz] watch + es [-iz]
③以字母o结尾的名词变复数, 一般在词尾加“s”,也有加es的,如:photo+s [-z] tomato+es [-z]
④以f或fe结尾的名词一般变f或fe为v再加es,例如:
knife─knives[-vz] leaf─leaves [-vz]
⑤以辅音字母加y结尾的名词,变复数时改y为i,再加es, 如: baby ─ babies factory─factories
例:There are ____ in the field. They're eating grass.
A. a horse B. much horses
C. many horse D. many horses
答案:D
例:Look at the _____. You can see ____ and ______.
A. photos; potatoes, tomatoes,radioes
B. photoes; potatoes, tomatoes, radios
C. photos; potatoes, tomatoes, radios
D. photoes; potatos, tomatos, radioes
答案:C
名词复数的不规则变化就需要我们记忆了
child ─children fish─fish foot─feet
man ─ men woman ─ women tooth ─ teeth
sheep ─ sheep
注意:某些名词只有复数形式,例如:people (人们) clothes (衣服) trousers (裤子) police (警察) glasses (眼镜)
不可数名词的量
【分析】不可数名词的量化表达
a piece of a bag of a bottle of
a cup ofa glass of a basket of
例: He often has ____ forbreakfast.
A. two breads B. twopiece of breads
C. two pieces of bread D. twopieces of breads
答案:C
例: I'd like some water, but he wants ________.
A. two bottleorange
B. two bottles of orange
C. two bottlesoranges
D. two bottles of oranges
答案:B
名词所有格
有生命的名词所有格,其构成分下列四种:
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