The teacher asked us to write a ______ in one hour.（）
A. two-hundred-word composition
B. two-hundred words composition
C. two-hundreds-words composition
D. two hundreds of words composition
查看答案
The weather being unfavorable, they had to ______ the sports meet.（）
A. put on
B. put up
C. put out
D. put off
the PLA men the villagers would not have survived the flood.()
A. It had not been for
B. Had it not been for
C. Were it not for
D. Has it not been for
A2型题 男性，25岁。反复上腹部疼痛5年。反酸嗳气，最具诊断意义的检查项目是（）。
A. 腹部B超
B. 消化道钡餐
C. 胃镜检查
D. 大便隐血试验
E. 胃液分析
下列各项，关于肺结核病理变化叙述不正确的是
A. 结核病基本病理是炎性渗出、增生和干酪样坏死
B. 病变初起表现为炎性渗出
C. 机体免疫力强而结核菌量少、毒力弱则表现为增殖性病变，形成结核结节
D. 结核菌量多、毒力强而机体抵抗力低下时，形成千酪样坏死组织
E. 结核病的三种病理变化不能同时存在，其病理演变为先后出现
微信支付 
支付宝支付