有人从外地旅游回来，在他的旅游照片中可以看到长颈鹿、马赛人、茅草屋和成群的牛。你认为他可能去的地方是 (      )

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    Hello! I'm Wang Lin. I like sports very much. Basketball is 1 favourite sport. Tom is my friend. He is an 2  boy. He is from America. He is 12 3  old. He likes sports, too. He has（有）a big ball collection（收藏物） 4  his room. There are 5  balls in the room. Tom's  6  aren't at home.  7  his sister Dee is at home. She is in the room now. Her favourite 8  is football. I don't like  9  because（因为）she isn't nice to me. I want（想要）to have a 10 collection too. Then I can have many balls. Do you want to have one?

最新研究发现，摄入过多糖分会导致阿尔茨海默症。在阿尔茨海默症患者的大脑中，异常的蛋白质聚集成斑块，乱成一团，逐步损伤大脑，导致严重的认知衰退。这再次佐证（   ）