牛肉舌见于:()
A.营养不良
B.猩红热
C.烟酸缺乏
D.急性感染
E.心功能不全
参考答案:C
----–May I take this seat?
----- ________. It is occupied.
A.Go ahead.
B.I am afraid not.
C.Yes, please.
D.Of course not.
车辆不得在高速公路匝道上掉头。