题目

如图,在菱形中,点分别是边的中点,连接 . 若菱形的面积为8,则的面积为( ) A . 2 B . 3 C . 4 D . 5 答案:BBetty and Louis __________ with each other at first sight and they __________ in love for five years ever since.A. fell in love; have been B. fell in love; have fallenC. were in love; have been D. were in love; have fallen
数学 试题推荐