单纯性肥胖的特点是()。
A.儿童期成长较快
B.多由某些内分泌疾病引起
C.全身脂肪分布均匀
D.青少年时期可见外生殖器发育迟缓
E.常有一定的遗传倾向
参考答案:A, C, D, E
— What should I do if I want to start a club at school?
— Mm, just make sure what club you want to start and _____ by your teacher. [ ]
A. approve it
B. have it approved
C. to have it approved
D. have approved it
张力性气胸主要的病理生理紊乱为()
A.胸壁反常呼吸运动
B.呼吸时纵隔左右摆动
C.胸膜腔内压力增高
D.呼吸、循环衰竭
E.肺水肿,肺不张