题目

____________ she couldn’t understand was ________ fewer and fewer students showed interest in her lessons. A. What;  why    B. That; what      C. What; because    D. Why; that   答案：A甲容器可盛水630毫升，乙容器比甲容器少盛水130毫升，丙容器的容量是乙容器的4倍，丙容器可盛水多少升？