利多卡因穿透力较强，临床主要用于：
A．浸润麻醉
B．硬膜外麻醉
C．表面麻醉
D．传导麻醉
E．蛛网膜下腔麻醉
参考答案：A, B, C, D
—Kate, what is _______ hobby class at your school?
—Maybe the piano lessons. Seven out of ten girls in my class take the lessons at the weekend.[ ]
A. more popular
B. the most popular
C. as popular as
D. less popular
"怒"的五行属性是
A．木
B．火
C．土
D．金
E．水
