10=4x-8不是方程.______( 判断对错)
10=4X-8,是含有未知数的等式,具备了方程的两个条件,所以是方程.
故答案为:×.
患者男,39岁。因头晕、乏力3个月,近10天加重入院。9个月前因外伤有输血史。入院后诊断为骨髓异常增殖综合征、铁粒幼细胞性贫血。Hb30g/L,WBC3.8×109/L,血小板130×109/L。血型A,RhD阳性。入院后连续两天给予输注去白红细胞共2U,Hb不升,患者持续低热,有轻度黄疸。3天后再次申请输注红细胞,发现交叉配血不合,抗体筛选阳性,考虑患者迟发性溶血性贫血。
患者应输()
A.A,CcDEe表型红细胞
B.A,CcDEE表型红细胞
C.A,CCDEe表型红细胞
D.A,ccDEE表型红细胞
E.A,CcDee表型红细胞
根据句子意思,用所给单词的适当形式填空,将答案写在答卷上。(每小题1分)
小题1:He sent his __________ (regard ) to his friends by e-mails.
小题2:Nowadays many young people prefer surfing the Internet to ________ ( read ) books.
小题3:She was ashamed of her son’s bad _________ ( behave ).
小题4:Jack was _________ ( disappoint ) at the news.
小题5:I’m not strong enough ________ ( carry ) the box upstairs.
小题6:Our classroom is on the _______ ( three ) floor.
小题7:Our Chinese teacher always speaks to us ______ ( gentle ). We all love her.
小题8:He tried to behave well to make a good ______ ( impress )on the teachers.
小题9:We have been busy _______ ( prepare ) for the exams these days.
小题10:After three years, the stadium ___________(take)shape at last.