题目内容
7．What badluck for Tom!He dropped the baton during the race．（lucky）分析 Tom真不幸！在赛跑中他丢掉了接力棒．
解答 答案：luck
根据该空处前为形容词bad，后面接所修饰的名词，所给词lucky为形容词意为"幸运的"，故填入其对应的名词luck，为不可数名词只有单数形式，意为"运气"，故答案为luck
点评 本题考查用所给单词的适当形式填空，首先要根据语境明确句意，然后再根据相关语法对所给单词在形式上做出正确的变化，本题考查名词
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