Even though it was only October, my students were already whispering about Christmas plans

Even though it was only October, my students were already whispering about Christmas plans. With each passing day everyone became more __36__, waiting for the final school bell. Upon its _37____everyone would run for their coats and go home, everyone except David

David was a small boy in ragged clothes. I had often _38___what kind of home life David had, and what kind of mother could send her son to school dressed so __39__ for the cold winter months, without a coat, boots, or gloves. But something made David __40__. I can still remember he was always __41____a smile and willing to help. He always __42__after school to straighten chairs and mop the floor. We never talked much. He__43___just simply smile and ask what else he could do, then thank me for letting him stay and slowly__44___home

Weeks passed and the __45___over the coming Christmas grew into restlessness until the last day of__46__before the holiday break. I smiled in ___47 __as the last of them hurried out the door. Turning around I saw David ___48___standing by my desk.

“I have something for you ”he said and ____49____from behind his back a small box .__50___it to me, he said anxiously, “Open it ”I took the box from him ,thanked him and slowly unwrapped it. I lifted the lid and to my __51__saw nothing. I looked at David‘s smiling face add back into the box and said,“The box is nice ,David ,but it’s__52__”

“Oh no it isn’t”said David.“It’s full of love. My mum told me before she died that love was something you couldn’t see or touch unless you know it’s there.”

Tears filled my eyes ___53___Iooked at the proud dirty face that I had rarely given____54___to. After that Christmas, David and I became good friends and I never forgot the meaning ___55___the little empty box set on my desk

36. A. anxious B. courageous C. serious D. cautious