We have to drive slowly on the crowed motorways as there won't be ____ to pass.
A. room
B. the room
C. rooms
D. many rooms
男性,36岁,便血2年,初为便后少量滴鲜血,无痛,便后出血自行停止,近半年来偶有质软团块自肛门脱出,便后自行回纳,最可能的诊断为
A. 直肠癌
B. 痔
C. 肛裂
D. 直肠脱垂
E. 肛管息肉
We are afraid we will miss the 5:30 train if we are delayed by ____.
A. a heavy traffic
B. heavy traffics
C. heavy traffic
D. the heavy traffics
女性,35岁,便血伴排便不尽感半个月,既往有内痔病史,首选的检查方法为
A. 粪便潜血实验
B. 直肠镜检
C. 直肠指诊
D. 结肠镜检
E. 钡剂灌肠检查