问题
选择题
_____ this is only a small town, it’s crowded tourists who come here all year round.
A．Since
B．Unless
C．Once
D．Although
答案
答案：D
考查连词的用法。althogh虽然；since 自从；unless除非；once一旦。
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_____ this is only a small town, it’s crowded tourists who come here all year round.
A．Since
B．Unless
C．Once
D．Although
答案：D
考查连词的用法。althogh虽然；since 自从；unless除非；once一旦。