具有较强的中枢抑制作用,临床常用于预防晕动症的药物是()
A.氯雷他定
B.富马酸酮替芬
C.盐酸苯海拉明
D.盐酸西替利嗪
E.盐酸赛庚啶
参考答案:C
Ann is a girl. She is 12 years old. She is from the U.S.A. She is not tall and not short . She has a round face. She has big blue eyes and a small nose. Her mouth is wide, but her ears are small. Her hair is long and blond.
小题1:Ann is_________ years old
A. 10 B.12 C .13
小题2: Ann is _________
A. not tall and not short B. tall C . short
小题3: Ann is from _________ .
A. Japan B.Canada C . the U.S.A.
小题4:. Her face is________
A. long B. short C . round
小题5:The color of her eyes is ________.
A. black B. blue C . green
鉴别①NaCl ②MgSO4 ③CuCl2 ④BaCl2 ⑤NaOH五种溶液,不用其它试剂,则被鉴别出来物质的顺序正确的是
A.③②⑤④①
B.③⑤②④①
C.③⑤④①②
D.③②⑤①④