环卵沉淀试验（COPT）用于诊断以下哪种寄生虫病（）
A.肝吸虫病
B.肺吸虫病
C.姜片虫病
D.日本血吸虫病
E.A+B
参考答案：D
胎儿纵轴与母体纵轴垂直称为
A．胎方位 B．胎势 C．横产式 D．胎产式 E．胎先露
Although Jack has made good preparations for the match, he is still about his chance of winning.
A．stubborn
B．dynamic
C．sceptical
D．straightforward
