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【单选题】
关于 Python 的数字类型,以下选项中描述错误的是A.
Python 语言提供 int、float、complex 等数字类型
B.
Python 整数类型提供了 4 种进制表示：十进制、二进制、八进制和十六进制
C.
Python 语言要求所有浮点数必须带有小数部分
D.
Python 语言中，复数类型中实数部分和虚数部分的数值都是浮点类型，复数的虚数部分通过后缀“C”或者“c”来表示
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【简答题】编写一个函数,输入n为偶数时,调用函数求1/2+1/4+...+1/n,当输入n为奇数时,调用函数1/1+1/3+...+1/n(利用指针函数) 程序分析: 1 、先判断是奇数还是偶数 * 2 、分数分子都是一,偶数分母从 2 开始,奇数的分母从 1 开始,分母差值都为 2
【单选题】Teachers encourage the use of dictionaries so that ______.
A.
students will be able to express their ideas more freely
B.
teachers will have less trouble in correcting mistakes
C.
students will have more confidence in writing
D.
students will learn to be independent of teachers
【单选题】According to the author，the tallest girl among the children
A.
danced with a serious expression．
B.
Was a dark and rounded girl．
C.
acted as a hovering dragonfly．
D.
pursued her love in the dance
【单选题】In the West , it is regarded polite to open gifts as soon as they are given to express ()
A.
greediness
B.
appreciation
C.
determination
D.
misunderstanding
【简答题】阅读以下说明和C语言函数，将应填入(n)处的字句写在对应栏内。 [说明] 编写一个函数，输入为偶数时，调用函数求1/2+?/+…+1/n，当输入n为奇数时，调用函数1/1+1/3+…+1/n (利用指针函数)。 [函数] include 'stdio. h'， main() { float peven ()，podd ()，dcall ()； float sum； int n； while (1)...
【单选题】Teachers encourage the use of dictionaries so that _______.
A.
students win be able to express their ideas more freely
B.
teachers will have less trouble in correcting mistakes
C.
students will have more confidence in writing
D.
students will learn to be independent of teachers
【单选题】What is the main purpose of the talk?
A.
To describe the accommodation objectively
B.
To express his satisfaction to the manager
C.
To recommend this accommodation to others
D.
To complain about his experience
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