单侧突眼、涕血，应首先考虑可能（）。
A.鼻腔肿瘤
B.鼻窦肿瘤
C.听神经瘤
D.甲状腺功能亢进
E.鼻咽癌
参考答案：B
It is reported that great efforts made to ________ the case have paid off.[ ]
A. run into
B. look into
C. run after
D. look after
在购货运费的税务管理中，购进免税产品的运费也可以抵扣增值税额。( )
