化学味觉感受到的味知觉是( )。
A．鲜
B．黏
C．滑
D．嫩
参考答案：A
Remember to save what you ________ on once in a while in case the computer suddenly crashes.[ ]
A. work
B. will work
C. are working
D. worked
膀胱癌最常见的组织类型是
A．非上皮性肿瘤
B．鳞状细胞癌
C．腺癌
D．绒毛膜上皮癌
E．移行细胞癌
