学进去

阅读下面的对话，根据上下文，从所给的七个句子中选择五个句子，将对话补充完整，并将该选项前面的字母编号写在相应的横线上。
Tom: Hello, this is Tom. Can I speak to Mimi, please?
Mimi’s mum: Hello, Tom.1 __________ Mimi is doing the dishes in the kitchen.
Tom: OK. Thank you.
Mimi’s mum: Mimi, 2 __________.
Mimi: Thank you, Mum.
(Mimi comes and answers the phone.)
Mimi: Hello, Tom. It’s Mimi.
Tom: Mimi, let’s go to the library tomorrow.
Mimi: Oh, sorry, Tom. I can’t go with you. I am going to cook dinner tomorrow.
Tom: But why?
Mimi: 3 __________
Tom: Oh, your mum’s birthday! 4 __________
Mimi: I am going to cook some noodles.
Tom: 5 __________
Mimi: It’s easy. First, put some water in the pot and then put the noodles. In several minutes, they are ready.
Tom: Wow! You are great. Have a nice weekend.
Mimi: Thank you. Bye.