this machine doesn't work ,it hasn't worked f

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• this machine doesn't work ,it hasn't worked f
• 英语单选题— Where is Charlie — He ________.He usually doesn’t get home until nine.A.still works B.is still working C.has worked D.will work
• 高考英语单项选择 时态3.As you can see, the number of cars on roads ______ rising these days. （06全国卷Ⅱ）A. was keeping B. keep C. keeps D. were keeping答案 C 为什么不选A26.This machine ______ , It hasn’t worked for years . （06浙江卷）A. didn’t work B. wasn’t working C. doesn’t work D. isn’t working答案c 为什么不选d31.I ______in London for many years,but I’ve never regretted my final decision to move back to China. （06重庆卷）A. lived B. was living C.
• Can I help you?En,I have had this watch for only a week,but it ___.A.doesn't work B.didn't work C.isn't working D.hasn't worked这道题选哪个,为什么不选D呢
• 帮忙做英语首字母填空阅读Isaac Newton was a great English scientist.He was born in1642and died in 1727.Newton worked very hard and tried to think out thereasons for many t______.That often made him forgetful.Sometimes he even f____to have his meals.One evening Newton's friend,Dr.Stukeley,c_____.The maid asked him to wait in the dining-room,because Newton was busy w____his work.Dr.Stukeley sat at the dining-table and w_____.On the dining-table there was a plate.On
• 44.----- Do you see why the machine doesn't work?----- Sorry,let's ask the engineer ____.A.what is the matter B.what the matter isC.how is the matter D.how the matter is此题应该怎样选择?能告诉一下那句子的结构吗?
• —This is Todd speaking.May I speak to Mr.James?—__________.Here he comes.选择一项：a.Yes,speaking． b.Don’t go away.c.Hold on． d.Go ahead.Alice was very tired when she got home yesterday,so she __________ the piano.选择一项：a.hasn’t played b.doesn’t play c.won’t play d.didn’t play Listen!The baby _____ in the next room.选择一项：a.crying b.cried c.cries d.is crying The longer he worked in this company,the more _________ he became; finally he decided to quit his job.
• 1.She is a singer,1.She is a singer,A.doesn’t she B.hasn’t she C.isn’t she2.I told you not to be late again,John,A.do B.did C.don’t D.didn’t3.–You will go swimming this Saturday,won’t you?- .I have to work this Saturday.A.Yes,I will B.Yes,I won’t C.No,I won’t4.Nothing is difficult in the world if you put your heart into it,A.aren’t there B.are they C.isn’t it D.is it5.What about Sally?She’s done her best these days,A.hasn’t she B.isn’t Sally C.hasn’t
• 英语首字母综合填空1篇有题求答案2.There are camels f________(1) Africa and Asia .This isan African camel .It live in the d______(2)and eats grass .It doesn‘t oftendrink.There are e_____(3) form Africa and India.This is an Asian elephant.It l_____(4) in India.In Asia ,some elephants work in the forest.Elephants like water .The kangaroo comes from A________(5).It ‗s Australian.The kangaroo lives in the grassland .It eats g_______(6) and leaves .Itdoesn‘t eat meat .The
• He has to finish the work this afternoon,__?A has he B hasn't he C does he D doesn't he
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