正确答案: D

②③④

题目：一个图形无论经过平移还是旋转，有以下说法（ ）①对应线段平行；②对应线段相等；③对应角相等；④图形的形状和大小都没有发生变化

解析：D

查看原题查看所有试题

学习资料的答案和解析：

[单选题]DI was in line waiting to pay. In line there were two people before me. A little boy was buying some rather strange clothes. He chatted with anyone who was interested in the clothes and soon we learnt that he was going to a kindergarten(幼儿园) party. He had done a great job of putting together interesting costumes.

Love and goodness. B． Culture and tradition.

[单选题]________learning merely from the text，this approach has many benefits for thestudents．

Compared with

解析：.1.D【解析】this approach与compare之间是被动关系，所以要用过去分词}又因为表示“与……比较”用介词with，故答案为D。

[单选题]12．

Her

解析：12．B【解析】Marie是女孩，故形容词性物主代词用ber．