The piece of music sounds ______. [ ]
A. well
B. heavily
C. good
D. wonderfully
答案:C
无性生殖均能保持亲本的性状。[ ]
最有可能的诊断是
A.急性阑尾炎
B.美克尔憩室炎
C.粪石性肠梗阻
D.肠旋转不良
E.粘连性肠梗阻