Mike : Su-jin, ①_______ happened? You are always late!
Su-jin : I know. It's my problem.
Mike : Yes, it's a big problem. Can you change?
Su-jin : I try, ②______ it's very hard. ③_______ ________ ________ _______?
Mike : You need a special machine. It will move you anywhere in ④______ second.
Su-jin : That's a great idea. I ⑤_______ invent that machine.
Mike : Yes, then you'll never be ⑥_______.