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【多选题】
儿语言教育活动评价的主要方法 实地观察评价法 间接信息评价法 自我评价法 他人评价法A.
实地观察评价法
B.
间接信息评价法
C.
自我评价法
D.
他人评价法
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【简答题】June 5 th is World Environment Day. This makes us pay more attention to our environment . When Wang Boxuan, a Beijing high schoolboy , uses up his exercise-books , he does not throw them away . Each o...
【单选题】听力原文：(A) The man is wearing protective gloves. (B) There are no bottles at all. (C) The man focuses on his book. (D) The room is used for conservation.
A.
B.
C.
D.
【单选题】两个网络互联时，可以根据网络是在哪一层进行互联的情况，将网络互联设备分成中继器(repeater)、网桥(bridge)、路由器(router)、网关(gateway)四类。其中，(55)用在传输层及其以上的高层中继系统，对不同的协议进行转换。
A.
中继器(repeater)
B.
网桥(bridge)
C.
路由器(router)
D.
网关(gateway)
【判断题】June 5 th is World Environment Day. This makes us pay more attention to our environment. When Wang Boxuan, a Beijing high schoolboy, uses up his exercise-books, he does not throw them away. Each one i...
A.
正确
B.
错误
【简答题】物理层的网络互联设备是(),数据链路层的网络互联设备是(),网络层的网络互联设备是()。
【单选题】One of the reasons why commercials are able to at, act viewer attention is that ______.
A.
the human voices in commercials have more auditory impact
B.
people like cheerful songs that change dramatically in sound quality
C.
high-frequency sounds are used to mask sounds that drown out the primary message
D.
they possess sound qualities that make the viewer feel that something unusual is happening
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