After I _____ my homework, I went out to an aquarium.

A. was doing      
B. did
C. does
D. would do
B
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科目:初中英語(yǔ) 來(lái)源:遼寧省期末題 題型:單選題

After I _____ my homework, I went out to an aquarium.
[     ]
A. was doing      
B. did
C. does
D. would do

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