子宫黏膜下肌瘤临床表现不恰当的是()
A.经量过多、经期延长
B.坏死感染可出现 * * 不规则流血
C.容易发生早期流产
D.可致不孕
E.肌瘤小时无临床症状
参考答案:E
--Why are the windows so dirty?
--Because we_________them for a long time.
A. have cleaned B. haven't cleaned C. didn't clean