美国总统威尔逊提出“十四点和平计划”的意图是 [ ] A．借此对德宣战 B．构

—Hello, John. This is Alice. I'm calling from work. How's your mother feeling?

—________. Mum is out of hospital, but she has to stay in bed a few more days.

A．You're welcome

B．That was thoughtful of you

C．What a pleasure

D．By all means

胸椎骨折脱位伴脊髓损伤患者，双下肢出现完全性瘫，这时的肌力是几级

A．0级

B．1级

C．2级

D．4级

E．5级

如何提高品酒师的专业技术水平？

哪些参数可以表征高分子链的柔顺性？如何表征？

对于房屋租赁合同，承租人要在租赁期限届满( )个月前提出。

A．一

B．二

C．三

D．四