Which of the following has the most informal form（）
A. government documents
B. academic papers
C. casual conversations
D. prepared public speeches
查看答案
Which of the following is NOT true when you do shadowing（）
A. You speak the same thing after the speaker
B. You speak the same thing at the same time with the speaker
C. You imitate how the speaker produces the sounds
D. You copy the speaking patterns of the speaker
Risk factors for preeclampsia do not include（）
A. History of preeclampsia
B. Age of pregnant women ≥40
C. Diabetes mellitus
D. Placenta praevia
The vaginal bleeding during placenta previa is characterized by（）
A. Painful vaginal bleeding
B. Vaginal bleeding volume is not proportional to the degree of anemia
C. Vaginal bleeding stops during contractions
D. Painless vaginal bleeding
Basic pathological changes of hypertensive disorder complicating pregnancy（）
A. Severe water and sodium retention
B. Systemic arteriole spasm
C. DIC
D. High concentration of blood
微信支付 
支付宝支付