单选题 51.  They are continually quarreling, but it is usually a storm in a teacup. The underlined part means ______.
【正确答案】 C
【答案解析】 习语辨析题。a storm in a teacup意为“小题大做,大惊小怪”,而fuss意为“大惊小怪”,故C为答案。B中running-in意为“磨合”。