________ of his legs was hurt when he fell off the tall tree．

1. A.
   None
2. B.
   Neither
3. C.
   No
4. D.
   Not

________ of people were at the airport to ________.

1. A.
   Thousand; see off them
2. B.
   Thousands; see off them
3. C.
   Thousand; see them off
4. D.
   Thousands; see them off

_______of the result, I felt a great weight_______ off my mind.

      A. Hearing, taking                                                       B. Having heard, taken   

C. Heard, take                                                             D. To hear, taken

________ of people were at the airport to ________.

[　　]

A．Thousand; see off them

B．Thousands; see off them

C．Thousand; see them off

D．Thousands; see them off

________ of people were at the airport to ________ .

[　　]