10. D。由于此句用的是进行时,故用while。
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Mr. Jackson was on duty that evening. It
was 1 and there was
thick snow outside. So 2 people came to the hospital and he could __3 on the bed in his office and soon he went to 4 . Suddenly someone knocked at the
door and it woke him up. He got up and 5 the door. In went an old man. His
wife was 6 and he asked the doctor to go to look her
over.
It was still 7 when Mr. Jackson came out. The old farmer
walked fast and he hardly 8 him. It was difficult for him to walk on
the snowy roads. When he got to the man’s house, he was very 9 . He looked over the old woman and
found she had a bad cold. He gave her some 10 and began to return to the hospital. The
wind was blowing strongly and he had to walk 11 so that he wouldn’t fall over.
And when he was near the hospital, he had
a 12 in his foot.
He walked slowly and at last he went
into his office, He 13 his shoe and looked at his foot. There
was much blood (血) on it. He 14 he stepped on (踩) a broken bottle. He looked at his
shoe carefully and said to 15 , “Luckily, it didn’t prick(扎)my shoe!”