生命在生物圈中的延续和发展，最基本的环节是生物通过_________和__________。
生殖 发育
重症肌无力是_________介导的，_________依赖及_________参与的神经—肌肉接头处传递障碍的自身免疫性疾病。
— __________
— Sure, I'd like to try some vegetable soup and a bottle of Tsingtao beer. [ ]
A. What would you like?
B. May I take your order?
C. What kind of drink do you prefer, soup or beer?
D. What do you want to do?
