问题
选择题
The young soldier really doesn't know ______ to stop the baby from crying. [ ]
A. what to do
B. which to do
C. when to do
D. where to d
o
答案
答案：A
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The young soldier really doesn't know ______ to stop the baby from crying. [ ]
A. what to do
B. which to do
C. when to do
D. where to do
答案：A