新概念英语第一册Lesson17~22课后答案

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新概念英语第一册Lesson17~18课后答案

　　A

　　1 That man is tall. He is a policeman.

　　2 Those girls are busy. They are keyboard operators.

　　3 Our names are Britt and Inge. We are Swedish.

　　4 Look at our office assistant. He is very hard-working.

　　5 Look at Nicola. She is very pretty.

　　6 Michael Baker and Jeremy Short are employees. They are sales reps.

　　B

　　1 Are they keyboard operators or air hostesses?

　　They aren't keyboard operators. They're air hostesses.

　　2 Are they postmen or policemen?

　　They aren't postmen. They're policemen.

　　3 Are they policewomen or nurses?

　　They aren't policewomen. They're nurses.

　　4 Are they customs officers or hairdressers?

　　They aren't customs officers. They're hairdressers.

　　5 Are they hairdressers or teachers?

　　They aren't hairdressers. They're teachers.

　　6 Are they engineers or taxi drivers?

　　They aren't engineers. They're taxi drivers.

　　7 Are they policewomen or keyboard operators?

　　They aren't policewomen. They're keyboard operators.

　　8 Are they milkmen or engineers?

　　They aren't milkmen. They're engineers.

　　9 Are they policemen or milkmen?

　　They aren't policemen. They're milkmen.

　　10 Are they nurses or housewives?

　　They aren't nurses. They're housewives.

新概念英语第一册Lesson19~20课后答案

　　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.

　　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.

新概念英语第一册Lesson21~22课后答案

　　A

　　1 Is this Nicola's coat? No, it's not. Her coat is grey.

　　2 Are these your pens? No, they're not. My pens are blue.

　　3 Is this Mr. Jackson's hat? No, it's not. His hat is black.

　　4 Are these the children's books? No, they're not. Their books are red.

　　5 Is this Helen's dog? No, it's not. Her dog is brown and white.

　　6 Is this your father's tie? No, it's not. His tie is orange.

　　B

　　1 Give me a cup please. Which one? This ditty one? No, not this dirty one. That clean one. Here you are. Thank you.

　　2 Give me a glass please. Which one? This empty one? No, not this empty one. That full one. Here you are. Thank you.

　　3 Give me a bottle please. Which one? This large one? No, not this large one. That small one. Here you are. Thank you.

　　4 Give me a box please. Which one? This big one? No, not this big one. That little one. Here you are. Thank you.

　　5 Give me a tin please. Which one? This new one? No, not this new one. That old one. Here you are. Thank you.

　　6 Give me a knife please. Which one? This sharp one? No, not this sharp one. That blunt one. Here you are. Thank you.

　　7 Give me a spoon please. Which one? This new one? No, not this new one. That old one. Here you are. Thank you.

　　8 Give me a fork please. Which one? This large one? No, not this large one. That small one. Here you are. Thank you.