先通读下面的短文，然后根据短文内容和所给首字母，在空格内填入一个合适的词，使短文意思完整。所填单词必须在答卷标有题号的横线上完整写出。

Here is a question I have often asked at dinner parties:

You're on an island with only one other person, your best friend. He's d   1.   of cancer. In his f 2. days, he tells you, "I have 100,000 dollars in a bank back home. When I die, make s  3. my son goes to medical school." Then he dies. But his son is a no-good playboy who has no i 4.  in going to medical school and will w  5.   that money away in a very short time. But your son is entering college, and he is w  6.  to become a doctor. Which one do you give the money to for medical school?

   I've asked this question of everyone from the president of a famous university t 7. an ordinary young soldier, and it has never f  8. to get a discussion going. Everyone has an opinion, most of them different, but all of them c 9. . Sometimes this one topic l 10. the whole evening.

My mother goes to (去) the food shop every day.   31  has to buy many   32  of food because(因为) she has three children, one son and two   33 . I am her   34 . After school, I can help her do the housework(家务). Today(今天) is Sunday(周日). I go to  35  with my mother. In the shop, I find some food  36  very expensive(贵). We buy some cakes and bread. My little sister likes   37  very much. My mother buys   38  apple juice for my elder(大) sister.   39  I don’t buy anything(任何东西), because we have a   40  bag to carry (提).