Từ các số 1,2,3,4,5,6 có thể lập được bao nhiêu số tự nhiên bé hơn 100

Các câu hỏi liên quan

I.Change the following sentences of past continuous tense into passive voice. 1.Peter was riding a buffalo in the filed at 4p.m yesterday. A buffalo was 2.They were watching TV when I came. TV was.................................................................................................................. 3.Students were cleaning the school yard very quickly. School yard............................................................................................................ 4.Were you having lunch when she came? Was lunch............................................................................................................... 5. We were not helping the women when it started to rain. When it started to rained, the women...................................................................... 6. I was not teaching English when it started to rain. English wa not........................................................................................................ 7. People were not playing the cello at this time last year. The cello................................................................................................................. 8.He was not using the computer at that time. The computer was...................................................................................................... 9.Duong was doing the projects this time last year. The projects.................................................................................................................. 10. Were people eating black pudding this time ten years ago? Was...............................................................................................................................

I.Change the following sentences of present continuous tense into passive voice. 1They are cooking eggs now.  Eggs 2.He is painting some pictures in the room.  Some pictures 3.Mr. Nam Truong is learning English in /but Son town.  English is........................................................................................................ 4 . We are trying some chocolates in the market at present.  Some chocolates............................................................................................. 5.Luan is feeding the pigs in his home.  The pigs........................................................................................................ 6. He is writing some letters in the classroom.  Some letters....................................................................................................... 7. People are reading Connan all over the country.  Connan is........................................................................................................ 8. They are providing money to the poor.  Money is........................................................................................................ 9. Harry is watering the flowers in the garden now.  The flowers........................................................................................................ 10. She is not growing rice on the farm now.  Rice is........................................................................................................