题目：暂停一秒输出。import timemyD = {1:'a', 2:'b', 3:'c', 4:'d', 5:'e', 6:'f', 7:'g'}for key,value in dict.items(myD): print(key,value) ___________________#暂停一秒
A: time.sleep(1000)
B: time.delay(1)
C: time.delay(1000)
D: time.sleep(1)
A: time.sleep(1000)
B: time.delay(1)
C: time.delay(1000)
D: time.sleep(1)
举一反三
- 以下哪遍历字典、依次输出所有键值对里的值的方式是不对的： A: for key in dict: print(dict[key]) B: for key in dict.keys(): print(dict[key]) C: for key,value in dict.items(): print(value) D: for value in dict: print(value)
- 指定SQL Server等待到某一时刻的语句是（ ）。 A: TIME ‘time’ B: DELAY ‘time’ C: WAIT ‘time’ D: FOR ‘time’
- 文中（1 ）处正确的答案是（）。 A: interval B: time C: slot D: delay
- Given [img=214x47]18033783c242984.png[/img], then the initia value of the signal in the time domain, [img=44x26]18033783cb70806.png[/img] is ( ) A: 1 B: 1/2 C: 1/4 D: 2
- How many key comparisons are needed in searching for key value 38（） A: 1 B: 2 C: 3 D: 4