关于和不管 This week on Ask a Teacher we answer a question from Ramatoulaye in Senegal.

研究发现印度老虎数量在12年内翻了一番 A recent study says India has doubled its tiger population in 12 years.

ADHD病例的增加引发疑问 Allison Burk’s daughter was struggling.

研究人员：在希腊发现了铅污染的最古老证据 Ancient Greece produced the earliest records of democracy - and, scientists now say, lead pollution.

新西兰承认一座山为法人 New Zealand’s parliament recently passed a law that gives a mountain all the rights and responsibilities of a human being.

美国新型喷气式飞机在首次飞行测试中突破音障 An experimental aircraft developed by a private American company broke the sound barrier during a recent flight test.

挪威接近实现只销售电动汽车的目标 Norway is very close to meeting its goal of selling only fully electric new vehicles starting this year.

日本发射新卫星以改进导航系统 Japan's space agency says it successfully launched a navigation satellite on its new H3 rocket.

成为“权势夫妻”需要具备什么条件？ And now, Words and Their Stories, from VOA Learning English.

拥有“鹰眼”，绝不错过任何精彩 And now, Words and Their Stories, from VOA Learning English.