【单选题】--- When’s your birthday? --- It’s ___________ January 1 st. --- What would you like ________ a birthday present? --- I would like a yo-yo.
【判断题】赵州桥是一座由28道相对独立的拱券组成的多孔弧形大桥。
【单选题】听力原文:M: How can I help you? W: I would like to open a new savings account, please. M: You need to deposit $100 to open your account. W: But I called last week and was told it was $ 50. M: I'm sorry, b...
A.
A bank teller and a patron.
B.
An accounts manager and a customer.
C.
A sales clerk and a shopper.
D.
A stock broker and a client.
【单选题】听力原文:W: I would like everyone to hand in his term paper this lesson tomorrow. M: Are you going to grade it? Q: What is possibly the relationship between the two speakers? (2)
A.
Customer and salesman.
【判断题】普通外螺纹的公称直径是指螺纹大径,普通内螺纹的公称直径是指螺纹小径。
【简答题】请根据下述需求,编写一个程序: 用户输入一个字符串,将下标为偶数的字符串提出来合并成一个新的字符串A,再将下标为奇数的字符串提出来合并成一个新的字符串B,再将字符串A和B连接起来,并输出。加入,我输入了一个字符串“abcdefg",那按程序要求输出的结果是"acegbdf"。
【简答题】基于一维数组的成绩管理 任务描述:编写C语言程序,实现以下功能:输入某一门课程的任意个学生的考试成绩,用冒泡排序法对这些分数降序排列。 对考试成绩进行分析,输出最高分,平均分以及各分数段的比例(包括:80-100优良比例,60-70合格比例,60以下的不合格比例)。(请给出完整程序和输出结果)