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题目内容
（中国石油大学- 《大学英语3》）
)
When Lily came home at 5 p.m. yesterday, her mother ______ dinner in the kitchen.
A)
cooked
B)
was cooking
C)
cooks
D)
has cooked
When Lily came home at 5 p.m. yesterday, her mother ______ dinner in the kitchen.
A)
cooked
B)
was cooking
C)
cooks
D)
has cooked
参考答案