3 There is a set of data (15, 9, 7, 8, 20, - 1, 7, 4), and the initial heap created by the heap sort filtering method is ( ). A: -1，4，7，8，20，15，7，9 B: -1，4，8，9，20，7，15，7 C: -1，7，15，7，4，8，20，9 D: None of the above options.

执行下列方法method()，返回值为( )。 public int method int num=6； if (num＞8) return num； num=7； A: A) 编译出错 B: B) 6 C: C) 7 D: D) 8

jQuery _____ Method Set Attribute

中国大学MOOC: There is one structure, set of systems, or method of staffing that is appropriate for all organizations.

What is the number of basis functions in a minimal basis set for [img=33x22]1803bd5a4e6dc8a.png[/img]? A: 7 B: 8 C: 9 D: 10

I will _______ the wake-up call for all of you at 7:30. A: set off B: set on C: set up D: set down

生成: 6 7 8 6 7 8 6 7 8

对于表单标记＜form action="URL"method=*＞，其中*代表（） A: GET或SET B: GET或POST C: SET或POST D: GET或PUT

‎Which of the following statement about maintenance are not true? ‍‎以下哪个关于维护的叙述不正确？‍‎‍ A: Maintenance programmers should have superb diagnostic ability. B: Maintenance programmers should have superb communication ability. C: Maintenance programmers should have superb cheating ability. D: Maintenance programmers should have superb testing ability.

len(set([0,4,5,6,0,7,8])的结果是7