在和别人进行沟通时，头部一些细微的动作往往可以传达很多的信息，这种信息沟通的方式是（）
A.语言沟通
B.身体语言沟通
C.副语言沟通
D.道
参考答案：B
恶性肿瘤肝转移时，乳酸脱氢酶同工酶的变化是（）
A.LDH1水平增高
B.LDH4和LDH5均增高
C.LDH3水平增高
D.LDH2水平增高
E.LDH1和LDH2均增高
There are some differences between American English and British English. Do you know how these
differences . [ ]
A. come about
B. came about
C. were happened
D. were taken place
