A．空弦换把
B．同指换把
C．顺指换把
D．越指换把

A．对
B．错

A.腭垂
B.腭帆游离缘
C.两侧腭舌弓
D.两侧腭咽弓
E.舌根

A、当原假设正确时拒绝原假设
B、当原假设错误时拒绝原假设
C、当备择假设正确时未拒绝备择假设
D、当备择假设不正确时拒绝备择假设

A．The campus of London University is beautiful.
B．The faculty of London University is qualified.
C．Some of the students of London University are very hardworking.
D．The facilities of London University are new.

A.使用2ml无菌干燥注射器
B.抽取经过稀释的肝素溶液，充盈注射器后弃去
C.无菌操作下抽取动脉血1ml
D.将血液迅速注入无菌试管内并用软木塞塞住
E.立即送检