问题描述：
Here's a good sale
____ in thought,he almost ran into the car in front of him.
A.Lost B.Having lost C.Losing D.To lose
Key:A
Please explain it clearly.Thank you!
____ in thought,he almost ran into the car in front of him.
A.Lost B.Having lost C.Losing D.To lose
Key:A
Please explain it clearly.Thank you!
问题解答：
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