A.比喻
B.设问
C.排比
D.反诘
A.选取的水质若不好,可先煮沸放冷后可用来煎药
B.药材倒入容器内,第一煎加水应温过药物3-5厘米处
C.煎药之前宜先用冷水泡药
D.煎药过程中,若水不够可随时加水
E.一般复方药泡药需要30分钟到1小时
滴定管使用时首先要对其进行洗涤。洗涤无明显油污的滴定管,下列方法错误的是()。
A.用自来水冲洗;
B.洗衣粉泡洗;
C.去污粉刷洗;
D.肥皂水冲洗。
Chinese-Americans have had three Noble【43】winners, all in physics. Many more have PhDs, especially from high【44】universities. Among academics, Asians publish more than【45】blacks or whites.
(36)
A.employed
B.employee
C.employer
D.employing