经土壤传播的意义大小,取决于()
A.病原体在土壤中的存活时间
B.易感者与土壤的接触机会
C.个人卫生习惯
D.A、B、C均不是
E.A、B、C均是
参考答案:E
The student was about to ____ the question, when suddenly he found the answer. [ ]
A. arrive at
B. work out
C. give up
D. work on
在办理客户存入支票入账时,需要在进账单一、二联加盖转讫章。