世界海岸线最平直的大洲是[ ] A、亚洲 B、非洲 C、欧洲   D、北美洲

题型:选择题

问题:

世界海岸线最平直的大洲是[ ]

A、亚洲  

B、非洲  

C、欧洲   

D、北美洲

考点:非洲
题型:选择题
阅读短文,用方框内所给单词的正确形式填空,每词限用一次。
sleep,  after,  too,  exercise,  well,  become,  and,  good,  health,  time
     Wei Hua is a high school student and he is pretty healthy. He does 1______ every day. He does it
usually when he comes home 2______ school. And his eating habits are pretty 3______ . He tries to eat
more vegetables, usually ten to eleven 4______ a week. He eats fruit 5______ drink milk every day. Of
course, he loves junk food, 6______ , but he tries to eat it only once a week. He usually keeps 7______
eight or nine hours every day. So you see, he looks very 88 and happy. And his good lifestyle (生活方式)
helps him 9______ clever, too. Eating healthy food and doing exercise help him to study 10______ .
题型:选择题

如果在创建表中建立需要存放少于255个字符的字段,其数据类型应当为()。

A.文本类型

B.货币类型

C.是/否类型

D.OLE类型

题型:选择题

对暴力行为者进行医学干预时需要注意哪些方面?

题型:选择题

铁盐检查时所需试剂有

A.氯化钡试液

B.硫氰酸铵试液

C.稀盐液

D.过硫酸铵

E.硫化物

题型:选择题

执勤灭火防护服应采用折叠形式,并保持通风、干燥。

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