单选题
______ there, he found a great deal to interest him.
A、
This being his first visit
B、
Never having been before
C、
This being his first time to visit
D、
Having never been before
【正确答案】
A
【答案解析】
[解析] 本题测试独立主格结构，所以A选项是正确答案。
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