单选题：The girl who__________by a falling tree is now in the hospi

题目内容：

The girl who__________by a falling tree is now in the hospital． A．hit
B．has hit
C．has been hit
D．was hit

参考答案：

答案解析：

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阅读下列短文，回答题。 It is not easy to become a doctor in the United States． The first

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