女,26岁,早孕药流后 * * 流血就诊,超声声像图如下,最可能的诊断为()
A.正常早孕
B.先兆流产
C.胎盘置入
D.稽留流产
E.不全流产
参考答案:D
植物()最适合放在室内用来净化空气。
A、含羞草
B、郁金香
C、吊兰
The language system must constantly _______a new environment and situation to survive and flourish. [ ]
A. refer to
B. adjust to
C. see to
D. tend to