问题
选择题
—When ______ Kangkang ______ to study in this school?
—Two years ago. [ ]
A. do; begin
B. did; begin
C. does; begin
D. did; began
答案
答案：B
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—When ______ Kangkang ______ to study in this school?
—Two years ago. [ ]
A. do; begin
B. did; begin
C. does; begin
D. did; began
答案：B