1. d, f, i, r, n, e __________ (     )            2. l, l, h. o. e _________(     )
3. t, m, h, r, e ,o __________ (     )          4. h, i, a, r, c __________(     )
5. i, t, s, h __________ (     )                   6. o, c, u, t, h __________ (     )
7. i, l, g, r _________(      )                     8. o, b, k. o __________ (     )
9. m, y, a, n __________ (     )              10. a, t, k. h. n_________(     )

1. I have read today's newspaper. (改为否定句)
    I________  ________  today's newspaper.
2. His friend has bought some flowers. (改为否定句)
   His friend________ ________ ________ flowers.
3. I have bought some strawberries. (改为一般疑问句)
    ________ you ________ ________ strawberries?
4. Uncle Wang has worked in this factory for ten years. (改为一般疑问句)
    ________ Uncle Wang________ in this factory for ten years?
5. Have they gone shopping? (作否定回答)
   ________  ,they________ .
6. Has the play been on for ten minutes? (作否定回答)
   ________ ,it________ .
7. I have been to Changchun. (就画线部分提问)
    ________ ________  you________ ?