1.I like elephants because (they're really clever).(对划线部分提问)

1.I like elephants because (they're really clever).(对划线部分提问)
2.Is he cute?(改为否定疑问句)
3.Molly is from (Africa).(对划线部分提问)
4.My favorite animal is （giraffe）.(对划线部分提问)
划线改为括号