[新概念英语第二册30]新概念英语30天寒假学习计划第9天：练习篇

Written exercises 书面练习
　　A Complete these sentences using am, is or are. 抄写以下句子，用am, is或are填空。
　　Example: Those children ______ thirsty. Those children are thirsty. 1 Those children ______ tired. 2 Their mother ______ tired, too. 3 That ice cream man ______ very busy. 4 His ice creams ______ very nice. 5 What's the matter, children? We ______ thirsty. 6 What's the matter, Tim? I ______ tired.
　　B Write questions and answers. 模仿例句提问并回答。
　　Example: his shoes/(dirty)/clean Are his shoes dirty on clean? They're not dirty. They're clean. 1 the children/(tired)/thirsty 2 the postmen/(cold)/hot 3 the hairdressers/(thin)fat 4 the shoes/(small)/big 5 the shops/(shut)/open 6 his cases/(heavy)/light 7 grandmother and grandfather/(young)/old 8 their hats/(old)/new 9 the policemen/(short)/tall 10 his trousers/(short)/long
　　答案：
　　Lesson 20
　　A
　　1 Those children are tired.
　　2 Their mother is tired, too.
　　3 That ice cream man is very busy.
　　4 His ice creams are very nice.
　　5 What's the matter, children? We are thirsty.
　　6 What's the matter, Tim? I am tired.
　　Answers
　　B
　　1 Are the children tired or thirsty? They're not tired. They're thirsty.
　　2 Are the postmen cold or hot? They're not cold. They're hot.
　　3 Are the hairdressers thin or fat? They're not thin. They're fat.
　　4 Are the shoes small or big? They're not small. They're big.
　　5 Are the shops shut or open? They're not shut. They're open.
　　6 Are his cases heavy or light? They're not heavy. They're light.
　　7 Are grandmother and grandfather young or old? They're not young. They're old.
　　8 Are their hats old or new? They're not old. They're new.
　　9 Are the policemen short or tall? They're not short. They're tall.
　　10 Are his trousers short or long? They're not short. They're long.

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