题目

______, the qualities of our living are by no means satisfactory.A. As rich as the Wenzhou city is                       B. As the Wenzhou city is richC. Rich as is the Wenzhou city                           D. Rich as the Wenzhou city is 答案：D如图，中，下列说法一定正确的是（ ）A、AC=BD B、AC⊥BD C、AB=CD D、AB=BC