新概念英语第一册Lesson139~144课后答案

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新概念英语第一册Lesson139~140课后答案

　　A

　　1 Yes, Graham Turner is speaking to John Smith.

　　2 Mary invited Mr. and Mrs. Turner to dinner.

　　3 Graham Turner said he would be there at six o'clock.

　　4 Because his boss wanted him to do some extra work.

　　5 No, he doesn't.

　　6 Mr. Turner's wife wants to know if Mary needs any help.

　　B

　　1 I want to know if you are late. Tell me if you are late.

　　I want to know why you are late. Tell me why you are late.

　　2 I want to know if you are dirty. Tell me if you are dirty.

　　I want to know why you are dirty. Tell me why you are dirty.

　　3 I want to know if you are lazy. Tell me if you are lazy.

　　I want to know why you are lazy. Tell me why you are lazy.

　　4 I want to know if you are busy. Tell me if you are busy.

　　I want to know why you are busy. Tell me why you are busy.

　　C

　　1 I want to know if you are writing. Tell me if you are writing.

　　I want to know what you are writing. Tell me what you are writing.

　　2 I want to know if you are cooking. Tell me if you are cooking.

　　I want to know what you are cooking. Tell me what you are cooking.

　　3 I want to know if you are painting. Tell me if you are painting.

　　I want to know what you are painting. Tell me what you are painting.

　　4 I want to know if you are playing. Tell me if you are playing.

　　I want to know what you are playing. Tell me what you are playing.

　　D

　　1 I want to know if Tom got up early. Tell me if Tom got up early.

　　I want to know when Tom got up. Tell me when Tom got up.

　　2 I want to know if Tom arrived late. Tell me if Tom arrived late.

　　I want to know when Tom arrived. Tell me when Tom arrived.

　　3 I want to know if Tom did his homework yesterday.

　　Tell me if Tom did his homework yesterday.

　　I want to know when Tom did his homework yesterday.

　　Tell me when Tom did his homework yesterday.

　　4 I want to know if Tom had a bath yesterday. Tell me if Tom had a bath yesterday.

　　I want to know when Tom had a bath yesterday.

　　Tell me when Tom had a bath yesterday.

新概念英语第一册Lesson141~142课后答案

　　A

　　1 Sally is four years old.

　　2 Because Sally had never travelled on a train before.

　　3 She sat near the window.

　　4 A middle-aged lady got on the train.

　　5 The lady was dressed in a blue coat and a large, funny hat.

　　6 she opened her handbag and took out her powder compact. Then she began to make up her face.

　　7 Because she wanted to make herself beautiful.

　　8 No, she didn't.

　　B

　　1 Someone airs it regularly. It is aired regularly.

　　2 Someone cleans them regularly. They are cleaned regularly.

　　3 Someone empties it regularly. It is emptied regularly.

　　4 Someone sharpens it regularly. It is sharpened regularly.

　　5 Someone turns them on regularly. They are turned on regularly.

　　6 Someone waters them regularly. They are watered regularly.

　　7 Someone repairs it regularly. It is repaired regularly.

　　8 Someone dusts it regularly. It is dusted regularly.

　　9 Someone corrects them regularly. They are corrected regularly.

　　10 Someone shuts it regularly. It is shut regularly.

　　C

　　1 Someone watered them. They were watered this morning.

　　2 Someone repaired it. It was repaired this morning.

　　3 Someone dusted it. It was dusted this morning.

　　4 Someone corrected them. They were corrected this morning.

　　5 Someone shut it. It was shut this morning.

　　6 Someone bought them. They were bought this morning.

　　7 Someone swept it. It was swept this morning.

　　8 Someone took them to school, They were taken to school this morning.

　　9 Someone met them at the station. They were met at the station this morning.

　　10 Someone told them. They were told this morning.

新概念英语第一册Lesson143~144课后答案

　　A

　　1 The writer lives in a very old town which is surrounded by beautiful woods.

　　2 Because it is a famous beauty spot.

　　3 Visitors have been asked to keep the woods clean and tidy.

　　4 Litter baskets have been placed under the trees.

　　5 The writer went for a walk in the woods.

　　6 Yes, he saw a lot of rubbish.

　　7 He saw a sign among the rubbish.

　　8 The sign said, ‘Anyone who leaves litter in these woods will be prosecuted.’

　　B

　　1 Someone has aired it. It has already been aired.

　　2 Someone has cleaned them. They have already been cleaned.

　　3 Someone has emptied it. It has already been emptied.

　　4 Someone has sharpened it. It has already been sharpened.

　　5 Someone has turned them on. They have already been turned on.

　　6 Someone has bought them. They have already been bought.

　　7 Someone has swept it. It has already been swept.

　　8 Someone has taken them to school. They have already been taken to school.

　　9 Someone has invited them. They have already been invited.

　　10 Someone has told them. They have already been told.

　　C

　　1 It hasn't been aired yet. It will be aired tomorrow.

　　2 They haven't been cleaned yet. They will be cleaned tomorrow.

　　3 It hasn't been emptied yet. It will be emptied tomorrow.

　　4 It hasn't been sharpened yet. It will be sharpened tomorrow.

　　5 They haven't been turned on yet. They will be turned on tomorrow.

　　6 They haven't been watered yet. They will be watered tomorrow.

　　7 It hasn't been repaired yet. It will be repaired tomorrow.

　　8 It hasn't been dusted yet. It will be dusted tomorrow.

　　9 They haven't been corrected yet. They will be corrected tomorrow.

　　10 It hasn't been shut yet. It will be shut tomorrow.