The back door of the ambulance（救护车） was suddenly shut and the driver ran to the front，jumped into his seat，and started the engine．Inside were the
(1) parents，Mr．and Mrs．Green，the mother holding their baby daughter Ally．The little girl had
(2) food stuck in her throat and could hardly breathe．
The driver，Mr．white，
(3) his siren （报警器） and flashing light，and started speeding towards the nearest hospital，fighting against
(4) ．The cars ahead of him pulled out of the way as he drove through the
(5) ．From the back of the
(6) the parents were shouting at him to
(7) ，since Ally had almost stopped
(8) ．In front of him he saw some traffic lights，with the red"STOP"light shining．Mr．White knew that he had no time to
(9) ，so he drove straight past the traffic lights，looking
(10) his left and right as he did so．
Coming towards him from his right was a taxi．The driver had the windows
(11) ，since the car was air-conditioned，and he was playing his radio．He did not
(12) the ambulance．The lights were green，so he drove straight
(13) into the path of the ambulance．
Mr．White tried to stop his ambulance but it was too late．It hit the taxi．Everybody was shaken but no one was hurt．Mr．White looked to see
(14) little Ally was．He was astonished to see relief （宽慰） instead of
(15) on the faces of the parents．
"Look!"cried Mrs．Green．"She is
(16) again．"
"It must have been the
(17) ．"said her husband．"It
(18) the food out of her throat．"The baby's color was turning to normal（正常），and she was crying in a loud but healthy
(19) ．
They were all joyful，and quite forgot about the accident，the taxi，and the lines of
(20) all around them．