【简答题】补充对话。 A: Let's play __ 1 __, OK? B: Sorry, I don't have a volleyball. __ 2 __ I have a basketball. A: I __ 3 __ want to play basketball. I only want to play volleyball. B: Who __ 4 __ a volleyball? Do...
【简答题】命令:>>> s = ‘I have a dog , I have a cat’>>> re.findall( r’I have a (?:dog|cat)’ , s ) 的执行结果是:A. ["I have a dog","cat"] B. ('I have a dog', 'cat') C. ('I have a dog', 'I have a cat') D. ["I have a dog"...