问题
选择题
After the discussion, the students asked their teacher _____ next. [ ]
A. which to do
B. what to do
C. how to do
D. when to do
答案
答案：B
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After the discussion, the students asked their teacher _____ next. [ ]
A. which to do
B. what to do
C. how to do
D. when to do
答案：B