题目内容
（请给出正确答案）
[单选题]
（)an electric light over the desk.
A.It existed
B.There is
C.It has
D.There has
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题目内容
（请给出正确答案）
如果结果不匹配，请 联系老师 获取答案
题目内容
（请给出正确答案）
A.It existed
B.There is
C.It has
D.There has
如果结果不匹配，请 联系老师 获取答案
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