交错层理的概念及常见类型有哪些?
参考答案:
1、交错层理是由一系列斜交于层系界面的纹层组成。
2、常见的交错层理有板状交错层理、楔状交错层理和槽状交错层理。
Now more and more children ________ Western food to Chinese food. [ ]
A. prefer
B. enjoy
C. like
D. would rather
In which picture can we see the students of the poor village reading books donated by us?