发生萎缩的机制是().
A、长期受压
B、营养不良
C、神经调节障碍
D、细胞的蛋白质合成减少而分解增多
参考答案:D
Fill in the blanks. Complete the dialogua. 补全对话。
a.you b.yours c.mine d.my e.she f.him g.we
1. Hello! name is Li Lei.
2. Do often go to school?
3. The bicycle under the tree is .
4. My book is here, is under the table.
5. usually go to school together.
6. is a girl.
7. Please give a pen.