清代张聪贤的《官箴》：“吏不畏吾严，而畏吾廉；民不服吾能，而服吾公；公则民不敢慢，廉则吏不敢欺。公生明，廉生威。” 这告诫我们党和政府
下列溶液中,阴离子浓度最大的是 A. 0.5mol/L H2SO4溶液50mL B. 0.6mol/L Al2(SO4)3溶液35mL C. 0.8mol/L NaCl溶液70mL D. 0.7mol/L Na2CO3溶液60mL
It’s really silly __________ some people to drive after drinking wine. A. to B. for C. of
肌内注射某种药物，若跟踪检查，则心脏四个腔中最先发现这种药的事（ ） A.左心房 B.右心房 C.左心室 D.右
Mary, who newly came to the class, has already earned both the trust of her classmates and _________ of her teachers. A. one B. ones
暖宝宝中的发热剂是铁粉、水和食盐等，发热剂能代替红磷测定空气中氧气含量（装置见如图）．以下对此改进实验的叙述，错误的是（ ） A．此实验
集合{x∈N|2≤x≤7}中元素的个数为（ ） A．5 B．6 C．7 D．8
The police offered a _______ of $5000 for any information about the robbery. A .prize B. award C. reward D. pay
