湿热浸淫型痿病的特点是
A．四肢痿软
B．腰脊酸软
C．身体困重
D．麻木微肿
E．小便赤涩
参考答案：A,C,D,E
Jim has to make his bed and _____ his bedroom on Sundays. [ ]
A. to clean
B. clean
C. cleans
D. cleaning
试述油气初次运移相态与有机质演化阶段的关系。
