在原子吸收法中,测定元素的灵敏度、准确度及干扰等,在很大程度上取决于( )。
A.空心阴极灯
B.原子化系统
C.分光系统
D.检测系统
参考答案:B
单词拼写(每题1分,共10分)
小题1:It’s clear that the little money he earns can hardly s______ a family as large as his.
小题2:The West Lake is one of the popular tourist a______ at home and abroad.
小题3:The goods you bought will be d______ to your house at noon tomorrow.
小题4:An accident is l______ to happen if you drive fast.
小题5:Make up a short dialogue, using the u______ phrases in the passage.
小题6:The Yellow River is one of the top ten rivers in l________ in the world.
小题7:Children are c________ to know everything they see.
小题8:Seeing the naughty boy making a noise, Father said to him, “B______ yourself!”
小题9: Nowadays every classroom in our school is e______ with an overhead projector(投影仪).
小题10:He gave v________ excuses for not attending the meeting, but none was convincing.
微博类似于博客与论坛的综合,用不超过140个文字在网络上发布信息、即时互动。据此回答小题。
小题1:微博在汇聚民众智慧的同时,也可能成为谣言散布的途径。公民在微博上( )
A.可以直接行使管理国家事务的权力
B.可以扩大生活中的政治权利和义务
C.有发布自己掌握的一切信息的自由
D.有表达的自由也需承担表达的责任小题2:人们可以通过博客、微博参与国家政治生活,表达自己意愿。这表明公民享有( )
A.建议权
B.言论自由
C.申诉权
D.控告权