题目内容
After I ______ my homework, I went out to an aquarium.A.was doing | B.did | C.does | D.would do |
B解析:
根据语境可以选择B.
根据语境可以选择B.
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题目内容
After I ______ my homework, I went out to an aquarium.A.was doing | B.did | C.does | D.would do |