问题
选择题
Yesterday a reporter asked 10 students at Hilltop School _________ last weekend. [ ]
A. what did they do
B. what were they doing
C. what they did
答案
答案：C
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Yesterday a reporter asked 10 students at Hilltop School _________ last weekend. [ ]
A. what did they do
B. what were they doing
C. what they did
答案：C