皮皮学，免费搜题
登录
搜题
【单选题】
血气分析时，标本的采集和保存错误的是A.
一般采集静脉血测定，很少采用动脉血
B.
应立即分析
C.
应以肝素
D.
要隔绝空气
E.
测定前血液混匀
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
反馈参考答案：
举一反三
【单选题】The board meetings usually ______ on time.
A.
have started
B.
start
C.
are starting
D.
have been starting
【单选题】On Mother’s Day and Father’s Day__________．
A.
people usually have familyparties
B.
everyone goes to the cemetery
C.
children always go toparents’home
【单选题】What do the French writer's words really mean?
A.
Writers are usually interested in fashion.
B.
Fashion magazines can provide writers with plenty of materials.
C.
Fashion can reflect the life style. of a society.
D.
Fashion is the prime component of a society.
【简答题】__________ words usually have moresyllables.
【单选题】不引起呼吸道感染的一组病毒是
A.
流感病毒、麻疹病毒、ECHO病毒
B.
风疹病毒、EB病毒、腺病毒
C.
冠状病毒、柯萨奇病毒
D.
呼肠病毒、腮腺炎病毒
E.
流行性乙型脑炎、轮状病毒
相关题目：
参考解析：
知识点：
题目纠错 0
发布
