利用试管凝集试验可辅助临床诊断的疾病()
A.痢疾
B.伤寒或副伤寒
C.霍乱弧菌
D.布鲁菌病
E.恙虫病
参考答案:B, D, E
I prefer________TV to going shopping with my mother. [ ]
A. to watch
B. watch
C. watching
D. watched
在25℃时,将两个铂电极插入一定量饱和Na2SO4溶液中进行电解,通电一段时间后,在阳极上放出a mol气体,同时有w g Na2SO4•10H2O晶体析出.若温度不变,此时剩余溶液中溶质的质量分数为( )
A.100ww+18a%
B.7100w161(w+18a)%
C.100ww+36a%
D.7100w161(w+36a)%