Could you tell me ____________________ ?

.Do you know ______ to deal with the problem? Could you tell me?

A. what          B. how             C. which             D. why

Mr．Jenkins liked all kinds of delicious foods．As an important officer，he was often asked to dinner．The shopkeepers tried their best to fawn on(巴結(jié))him．They knew it was good for their business．Now the officer got fatter and fatter．He could hardly go upstairs at home and had to sleep downstairs． He often felt tired if he walked or did some housework. He was  worried about it and had to go to see a doctor．“Stop eating much fat(脂肪)and sugar，Mr Jenkins，”said  the doctor .Or it will be worse for your health! It was difficult for the officer to do it. He wouldn’t do as the doctor said. Of course． He found something was wrong with his heart a few months later． Now he thought the doctor was fight．And he had to be in hospital．“You must lose weight(減肥)，sir，” said the doctor．“unless you want to die soon!”“Could you tell me a way to lose weight,please?”“You must do an exercise first．”“Which  exercise?”“To move your head from side to side when you’re invited to dinner!”

1.Mr．Jenkins wag often asked to dinner because       ．

2.It was difficult for Mr．Jenkins to do everything．so      ．

3.Mr．Jenkins wag afraid       , so he went to the doctor again．

4.Which of the following is true according to the passage?

Excuse me, sir. Could you tell me _______?