题目

Though Betty knows that ____(shy) is not good, she is still afraid of speaking in public. 答案：【答案】shyness【解析】句意：虽然贝蒂知道害羞不好，但她仍然害怕在公共场所讲话。根据句子结构，此句是一个宾语从句，从句中缺少主语，结合所给词，此空应填名词作主语。根据she is still afraid of speaking in public，可知，她知道害羞不好，shyness表示“害羞”，不可数名词，故填shyness。篮球比赛中，赢一个球记作+1，﹣3表示　 　．