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【判断题】
实验方法应具有科学性、先进性和可行性,并符合伦理。A.
正确
B.
错误
拍照语音搜题，微信中搜索"皮皮学"使用
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皮皮学刷刷变学霸
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【单选题】有一个文件包mypkg.tgz,查看其中文件列表的命令是()
A.
tar tvfz mypkg.tgz
B.
tar xvfz mypkg.tgz
C.
cpio -it
D.
cpio -ot
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【简答题】中央八项规定之四:要规范出访活动,从外交工作大局需要出发合理安排出访活动,严格控制出访随行人员,严格按照规定乘通工具,一般不安排____、____、留学生代表等到机场迎送。
【简答题】()是指到实际的现场进行询问或观察的一种研究方法。
【单选题】Why does Jacky think the Internet is healthier than television?
A.
You do not have any choice when watching TV.
B.
You communicate with other people on Internet.
C.
Television does harm to your body’s health.
D.
Internet allows you to know more about the real world.
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