【单选题】—How many pens would you like, sir?—Well, I want_____of these.
【单选题】The use of radar as well as the two-way radio ______ for the police to intercept most speeders.
【简答题】编程输入一行文字,找出其中的大写字母,小写字母,空格,数字,及其他字符的个数,要求使用指针。
【简答题】编程输入一行文字,找出其中的大写字母,小写字母,空格,数字,及其他字符的个数。
【单选题】They’ve got two machines, but ________ works well.