Where does the poem come from? Who wrote it?

Read the quoted parts carefully and answer the questions in English. Write your answers in the corresponding space on the answer sheet.“Nor lose possession of that fair thou ow’st;/Nor shall death brag thou wander’st in his shade，/When in eternal lines to time thou grow’st: /So long as men can breathe，or eyes can see， /So long lives this,and this gives life to thee. ’’
Where does the poem come from? Who wrote it?
【正确答案】：

THE POEM IS ”SONNET 18“， SHAKESPEARE.

【题目解析】：引文选自莎士比亚十四行诗第18首，是他写给他的爱人的。