【单选题】Listen again to part of the lecture.Then answer the question. Why does the professor say this:
A.
To explain why she doesn't like apples
B.
To describe a common disease of fruit
C.
To summarize the chain reaction of ripening
D.
To caution against eating unwashed fruit
【单选题】下列有关统计表的绘制要求,描述不正确的是
【多选题】下列有关统计表的绘制要求的描述,正确的是______
D.
表内同一列数字的小数点后的位数应一致,位次对齐
【简答题】下列十六进制数 476E.OA 转换成二进制_______________ ____ 。
【单选题】Listen again to part of the lecture.Then answer the question. Why does the professor say this:
A.
To test the students' knowledge of parties
B.
To find out which party the students support
C.
To introduce a point that he will make
D.
To show that all states have a two—party system
【多选题】下列有关统计表绘制要求的描述正确的选项是 :
D.
表内同一列数字的小数点后的位数应一致,位次对齐
【单选题】Listen again to part of the conversation. Then answer the question. Why does the man say this:
A.
To show disappointment that the classes are full
B.
To express hope that the workshop will help him
C.
To state that the classes sound interesting
D.
To express pleasure that the workshops are free
【单选题】Listen again to part of the lecture.Then answer the question. why does the professor say this:
A.
To compare the views from the North and South Poles
B.
To explain why extremes of daylight exist at the poles
C.
To point out where the auroras are most visible
D.
To suggest taking a trip to the North or South Pole