题目内容：

A young woman was walking through a supermarket to pick up a few things when she noticed an old man following her around．Thinking nothing of it，she ignored him and went on shopping．After she got what she wanted，she went to checkout line，but the old man got in front of her．

“Pardon me!” he said，“I’m sorry if my staring（盯）at you has made you feel uncomfortable（不舒服的)，it's just because you look like my granddaughter，who just died recently．And I miss her very much．”

“I’m very sorry，”said the young woman．“Is there anything I can do for you?”

“Yes．” the old man said．“As I'm leaving，can you say ‘Good-bye，grandpa’ to me? It would make me feel so much better．”

“Sure，”answered the young woman．

As the old man was leaving，she called out．“Bye-bye，grandpa!”

When she stepped(迈步) up to the checkout counter（收银台），she saw that her total was $178.50．

“How can that be?” she asked．“I only bought a few things!”

“Your grandpa said you would pay for him，” said the clerk.

1.Why did the old man follow the woman and let her say “Bye-bye，Grandpa”?

A．He wanted to steal her money．

B．She looked like her dead granddaughter．

C．He wanted to stare at her．

D．He wanted her to pay for him．

2.According to the passage we can know that _______．

A．the young woman is a careless person

B．the young woman is as clever as the old man

C．the young woman was pleased to pay for the old man

D．the young woman didn't know the old man at all

3.What does the word “ignored” mean?

A．忽视          B．浏览         C．可怜          D．鄙视

4.How much did it cost that the young woman bought?

A．More than $178.50．       B．Less than $178.50．

C．About $178.50．           D．$ 78.50．

5.Which of the following is the best title of the story?

A．A kind-hearted young woman．

B．The total was $178.50．

C．Bye-bye grandpa

D．An old man and his granddaughter．