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题目内容
（河南大学-大学英语（一））
The students were assigned to write a paper on ________ from the course.
A.whathadtheylearned
B.thathadtheylearned
C.thattheyhadlearned
D.whattheyhadlearned
A.whathadtheylearned
B.thathadtheylearned
C.thattheyhadlearned
D.whattheyhadlearned
参考答案
