When he came to the door, my father ___
题型:选择题
问题:
When he came to the door, my father ___ him at once although he was now a very old man.
A.knew
B.looked at
C.recognized
D.found
When he came to the door, my father ___ him at once although he was now a very old man.
A.knew
B.looked at
C.recognized
D.found