单项选择题

A．A vacation trip to Yellowstone Park.
B．A lecture by a visiting professor.
C．Her biology thesis.
D．A research project.
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单项选择题
A．She forgot to stop at the store.B．The man shouldn’t eat the fish.C．The fish is safe to eat.D．The food shouldn’t be reheated.
A．She forgot to stop at the store.
B．The man shouldn’t eat the fish.
C．The fish is safe to eat.
D．The food shouldn’t be reheated.
单项选择题
A．Because she thought man and woman should be equal.B．Because the president Washington asked her to do so.C．Because she wanted to show respect to her father who brought up six children.D．Because she could not celebrate Mother’s day.
A．Because she thought man and woman should be equal.
B．Because the president Washington asked her to do so.
C．Because she wanted to show respect to her father who brought up six children.
D．Because she could not celebrate Mother’s day.
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