问题
_______ which way to take, the little boy behaved like a real gentleman who comforted his sister from time to time.
A:Leaving to wonder
B:Having left to wonder
C:Left wondering
D:Left to wonder
B:Having left to wonder
C:Left wondering
D:Left to wonder
正确答案是：
同类题型
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I was really worried about you. You _______________ home without a word.