第11题: [单项选择]Which of the following sentences is INCORRECT A. All the boys laughed to hear the good news. B. The men standing there all are steel workers. C. All of them are freshmen of our university. D. They all rushed forward but I kept back. 参考答案:B 答案解析:[解析] 句子理解题。不定代词all在句中可以作主语、宾语、定语和同位语,修饰名词主语时,all可以放在主语和行为动词之前,但要放在be动词之后(但若be动词是句子中的最后一个词时,all要放在be动