Have you forgotten ______ a ruler from Betty ? Please remember ______ it to her tomorrow .A. borrowing ; to return B. borrowing ; returning C. to borrow ; to return D. to borrow ; returning 答案:A一个长方体的金鱼缸,长是8分米,宽是5分米,高是6分米,不小心前面的玻璃被打坏了,修理时配上的玻璃的面积是________平方分米.