第31题: [多项选择]高强混凝土中矿物掺和料的掺量宜为()。 A. 40% B. 50% C. 20% D. 45% E. 30% 参考答案:A, E
第32题: [单项选择]Will the woman go fishing with the man [A] Of course, she will. [B] I don’ t think she will. [C] She will not go with him ff it rains. 参考答案:C 答案解析:[听力原文] M: Shall we go fishing this Saturday afternoon F: That sounds great, but only if it do