下列有关甲型肝炎的叙述,错误的是()
A.一般不转为慢性
B.主要经粪-口途径传播
C.可通过注射疫苗来预防
D.病死率较高
E.偶可通过血液传播
参考答案:D
“运费”栏应填( )。
A.502/25/1
B.502/25/2
C.0.25/1
D.此栏为空
Do you know __________ at this time yesterday?[ ]
A. what she is cooking
B. what is she cooking
C. what she was cooking
D. what was she cooking