皮皮学，免费搜题
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搜题
【单选题】
下列有文件传输系统的叙述中,正确的是A.
使用IE浏览器是无法启动PTP服务的
B.
使用FTP每次只可以传输一个文件
C.
用户可以从(向)FTP服务器下载(上传)文件
D.
FTP程序不允许用户在FTP服务器上创建新文件夹
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】Her sister is a nurse and her job is to care for sick people.
A.
look at
B.
look up
C.
look after
D.
look for
【单选题】It was unimaginable that they should have travelled across such an ________area to look for a lost lamb.
A.
extensive
B.
expensive
C.
expansive
D.
intensive
【单选题】Sam is only nine, but he can _____ his sick mother very well. [ ]
A.
look after
B.
look at
C.
look for
D.
look out
【单选题】I bought a pet yesterday，but I do not know how to___________it． [ ]
A.
look after
B.
look up
C.
look for
D.
look out
【单选题】We will be at 10 Baker Street at six o’clock, and we ______ seeing you there.
A.
look out for
B.
look for
C.
look forward to
D.
look down upon
【单选题】有效的沟通要求在发送者和接收者之间进行信息交换。可以通过下列哪些基本要素来促进这种交换( ):
A.
阅读,写和听
B.
展示良好的说话和倾听习惯
C.
沟通者,编码,信息,传输媒介,解码,接收者和反馈
D.
包括书面的和口述方式的正式的沟通计
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