According to relevant public information, Le Xiong Xue's supplementary application problem intensive training is very good. This book contains Le Xiong Xue's classification and arrangement, from introduction to accuracy.
Le Xiong Xue's Reading Comprehension Zhuyin Drawing Edition is a book published by Ming Kai Publishing House on 20 19. The author is Qian.
Investigation report on garbage classification of college students
I. Ask questions:
1. The mass production of garbage and its