阅读理解。
MARIO: Today is my sister's birthday. She is twenty-one years old.
TONY: That's great!
MARIO: She wants a cake for her birthday. Let's make one.
TONY: What? Can you make a cake?
MARIO: Sure. My sister likes chocolate cake, so I make one every year. She says they're great.
TONY: Well, OK. What do we need?
MARIO: We need some flour, some chocolate, and some sugar (糖). I have them right here.
There's some butter and some eggs in the refrigerator (冰箱). But I don't have any milk.
TONY: Let's go and buy some milk and make a cake?
MARIO: Happy birthday, Ellen. Do you like your cake?
ELLEN: It's great, Mario. Thanks!
MARIO: You're welcome, Ellen. But there's one thing.
ELLEN: What's that?
MARIO: Well, every year I make a cake, and every year you eat all of it. I'd like some, too!
ELLEN: I'm so sorry! You can have a piece.
1. There is no __________ for the cake.
A. butter
B. sugar
C. milk
2. How many things do they need for making a cake?
A. 21.
B. 20.
C. 19.
3. How many things do they need for making a cake?
A. 5.
B. 6.
C. 7.
4. Can Mario have any cake this year?
A. Yes, he can have a lot.
B. Yes, but he can only have a piece.
C. No, his sister doesn't give him.
5. Is Ellen a good sister?
A. Yes, she says "Thanks" to Mario.
B. Yes, she likes the cake very much.
C. No, she doesn't give the cake to her brother before.