摘要：Lei Feng was always thinking of he could help others. A. that B. which C. who D. how
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Lei Feng was always thinking of ________ he could help others.
A. that
B. how
C. when
D. which
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Lei Feng was always thinking of ________ he could help others.
A. that
B. how
C. when
D. which
查看习题详情和答案>>