A young boy and his father were walking along a forest path. They_______a large tree branch on the ground.

The boy_______his father,“Do you think I could move that_______?”His father replied,“I am sure you can if you use all your_______

The boy tried his best, but he was not_______enough and he couldn't move it. He said with_______,“You were wrong,Dad. I can't move it.”

“Try_______,”replied his father. Again, the boy tried hard to_______the branch. He struggled but it did not_______. “Dad, I cannot do it,” said the boy.

________his father said,“Son,I advised you to________all your strength. You didn't. You didn't ask for my________.

We haven't used all our strength________we have recognized and appreciated the strength and support of those who________and surround us, and those who care about our purposes. Our real strength lies not in________，but in interdependence（互相依存）.

No individual person has all the strength and all the resources required for a ________task.That requires the inspired cooperation of many like-hearted beings.   To ask for help and________when we need it is not a sign of weakness. It is a________of wisdom. It is a call for the________strength that lives in our togetherness. When we ask for help and we are________ ,it just means we have to ask at another time, or ask in another way, or ask another person.

I went with some colleagues for dinner in a very popular local restaurant. It was ________ business time and the restaurant was crowded.

As we were waiting for a table, we heard a crash when a cleaning boy________the floor with all the plates he was carrying. There was ________ and no one was saying or doing anything. In a flash I remembered my ________ many years ago. At one time, I ________ when I was on business. I had a high fever but luckily was taken care of by two ________. Then this was my chance to ________ it forward.

I had learned some first-aid lessons before, so I ran to the boy’s side________, turned him on his back and screamed for someone to ________ a hot drink. The boy soon opened his eyes,________ what had happened. And so I ________ him by saying it was OK. I held the warm drink to his mouth till he________ it. At that time the manager arrived, who was kind enough to look after the boy. By the time all this was over, we hadn’t________anything yet, and we decided to go home.

I slowly walked home, not hungry any more, feeling________for the opportunity to pay forward the _______ I had received many years ago.

I grew up with two elder sisters. If I wasn’t courteous (礼貌) to them, they’d fix me. So courtesy wasn’t really _________ in my childhood home.

My sisters made the most of every chance to train me how to be a courteous _________. They made me open doors for them or help them into their _________ at dinner.

Years later I went away to college. The first time I walked into the library, I noticed a woman walking behind me and I _________ the door open for her.

_________, she glared at me, asking loudly, “Do you think that because I m a woman I’m not strong enough to open a door for myself?” She slammed (摔) the door shut, leaving me astonished and _________. My face burned with _________. I decided _________ that there would be no more courtesy!

As I stood there, another lady _________ the door, her arms overloaded with textbooks. Instinctively (本能地) I __________ to open the door for her. The moment I realized what I had done, I prepared myself for shouts. However, I received a warm smile and a look of __________.

“Thanks!” she said brightly. “It’s nice to see we still have a few gentlemen around here!”

Of course, if I were REALLY a gentleman, I would have __________ to help with her books. Despite this, I appreciated the good __________ I got from performing all act of simple courtesy. To do otherwise would be to __________ my lifetime of training.

Courtesy brings pleasant, refreshing light to our lives whether we are the giver, the receiver or just an interested observer. Courtesy doesn’t __________ change our lives, but it can certainly transform the way we feel about life.