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【简答题】
某同学八年级上学期的数学成绩如下表所示 测验 类别 平 时 期中 考试 期末 考试 测验1 测验2 测验3 测验4 成绩 110 105 95 110 108 112 （1）计算这位同学上学期平时的平均成绩； （2）如果学期总评成绩按扇形图所示的权重计算，问他的上学期的总评成绩是多少分？
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【简答题】In telex messages one word is commonly used to express the meaning of a phrase or a short sentence．（ ）
【多选题】Which of the following statements are the benefits of a commonly used language?
A.
A bridge language makes it possible to communicate with people from different cultures.
B.
Owing to the communication in one commonly used language, traditions and customs of different cultures are transmitted.
C.
Intercultural communication activities, such as, international business, academic conferences, and political visits, etc. are helpful to spread one certain culture to other places.
D.
Because of the commonly used language, many local cultures disappear.
【多选题】Which of the following statements are the benefits of a commonly used language?
A.
A bridge language makes it possible to communicate with people from different cultures.
B.
Owing to the communication in one commonly used language, traditions and customs of different cultures are transmitted.
C.
Intercultural communication activities, such as, international business, academic conferences, and political visits, etc. are helpful to spread one certain culture to other places.
D.
because of the commonly used language, many local cultures disappear.
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