[解析]
On the day of Sam's birthday,he went to school and found his classroom in total darkness.A wave of confusion washed over him as he stepped hesitantly into the room,his heart pounding.【高分句型一】He reached for the light switch,but before his hand could find it,a chorus of voices broke the silence. "Surprise!",his classmates,led by Jim,jumped out from all sorts of hiding places.As the room flooded with light,Sam's eyes widened in surprise and disbelief.The classroom was decorated with balloons and streamers,a beautiful cake sat on the teacher's desk,and in the corner,a pile of presents waited to be unwrapped.(Sam不能办生日派对了,心理很难受。好朋友Jim得知后,为Sam举办了一个惊喜派对。)
Tears sprang from Sam's eyes and his face broke into a radiant smile.He turned towards Jim,who was grinning from ear to ear. 【高分句型二】"We knew you couldn't have a party this year,so we decided to bring the party to you," Jim said,his eyes twinkling with mischief.The cloud of confusion lifted from Sam's mind as he realized that his friends hadn't been distancing themselves from him,they were planning this surprise all along.The sadness that had been looming over his birthday disappeared,replaced with joy and gratitude.As he cut the cake and opened his presents,Sam realized that this was indeed a grand birthday party,just like the ones he used to have.(Sam非常感动,度过了一个非常难忘的生日。)