I sat down to read under an old tree in the park. I felt my life was 1, for my whole world was dark. A young boy ran up to me, out of 2. He stood right before me with his head down and said 3, “Look what I found!” In his hand was a flower, and what a poor sight! The flower was dry and 4. I gave him a small smile and then turned my eyes aways so that he could take his dry flower and go off to play.5, he sat next to my side and placed the flower to his 6 and said in surprise, “It smells sweet and it’s beautiful, too. That's 7 I picked it. Here, it’s for you.” The flower before me was dead. But I knew I must 8 it, or he might never leave. So I accepted the flower, and replied, “This is just what I 9.” Just then, for the first time I noticed that the boy could not 10 —he was blind.
   Tears (眼泪) came down my face as I 11 him for picking the best one. “You're welcome.” he smiled, and then ran off to 12. I sat there and wondered how he was able to learn about my pain (痛苦).
   Through the eyes of a blind child, 13 I could see the problem was not with the world; the problem was me. And for all those years I myself had been 14. I decided to see the beauty in life, and 15 every second of my life. And then I held that dry flower up to my nose and breathed in the smell of a beautiful rose.

T₂噬菌体在大肠杆菌细胞中增殖时，不需要下列哪种酶参与

下图为某地区城市规划图，读图回答下列各题。