词汇的用法 数单数复数 Ah, a lot of books ,let me read them 名词名词的数the numbers of Nouns. 一般情况 加 -s 名词复数的规则变化 (1)book-bookscar-carsthe numbers of Nouns. 以 s, sh, ch,x 结尾的词 加 -es 名词复数的规则变化 (2)bus-buses watch-watchesFish-fishesFox-foxes 以元音字母 +y 结尾的名词变复数时，直接加 -s 变复数： 以辅音字母 +y 变 y 为 i结尾的词 再加 es 名词复数的规则变化 (3)baby---babiesmonkey---monkeys 以 f 或 fe 结尾的名词变复数时： 去 f, fe 加 -ves half---halves knife---knives 名词复数的规则变化 (4)leaf---leaves a tomatosome tomatoessome potatoessome heroes初中阶段以 o 结尾的名词复数主要是加 - s,只有这几个加 - es:Heroes love tomatoes and potatoes.名词复数的规则变化 (5) foot -- feetchild - childrenmouse -- mice名词复数的不规则变化(1) 名词复数的不规则变化 (2)man -- menwoman -- womenmen doctorswomen teachersa Germansome Germans one sheeptwo sheepone deertwo deer 名词复数的不规则变化 (3): 单复数形式相同Don’t forget: English, Chinese,Japanese ,fishspacecraft 3 ． (2011 中考预测题 )Great________( 变化 ) have taken place in our hometown.2 ． (2009 中考变式题 )There are many fresh________( 土豆 ) in the supermarket.1 ． (2009 中考变式题 )How many times do you brush your________( 牙齿 ) every day? 4 ． (2011 中考预测题 )There are a lot of old ________( 工厂 ) in our city.5 ． (2011 中考预测题 )—Where are the________ ？—They are playing________ basketball on the playground. A ． man teachers; the B ． men teachers; the C ． man teachers; / D ． men teachers; /7 ． (2011 中考预测题 )I saw many ________ eating grass on the hill. A ． horse B ． cow C ． rabbit D ． sheep6. There are twenty ________ in my class. A ． boy student B ． boy students C ． boys students D ． boys student 8. There are three __________ in my fa...
