摘要：30．The young soldier really doesn’t know to stop the baby from crying hard. A．what to do B．how to do C．when to do D．where to do
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The young soldier really doesn't know ________ to stop the baby from crying hard.
- A.what to do
- B.how to do
- C.when to do
- D.where to do
The young soldier really doesn't know _______ to stop the baby from crying hard.
[ ]
A. what to do
B. how to do
C. when to do
D. where to do
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B. how to do
C. when to do
D. where to do