中期妊娠孕妇腹部不见增大,胎动消失,妇科检查宫颈口未开,可能为
A.不完全流产B.稽留流产C.难免流产D.先兆流产E.完全流产
参考答案:E
_____ in the last examination, she was more confident of another success in the coming one. [ ]
A. To succeed
B. To have succeeded
C. Having succeeded
D. succeeding
增大转化炉的鼓风量,可使炉膛负压增大。