?Did you know?Lei Feng often spent his spare time and money helping people in need. He carried luggage (行李) for the elderly and gave food to children. He once gave all his money to his friend’s sick ……

Spaniard Juan Antonio Samaranch retires as the second-longest serving president in the history... longer, serving for 29 years (1896-1925). Samaranch will be the last IOC leader to stay in office ……

-serving monarch passes away Britain’s longest-serving monarch passes away Britain’s longest-serving monarch passes away Britain’s longest-serving monarch passes away 英国 ……

realized he was the longest-serving British royal consort.Prince is remembered (P3)Choose the answer: ... to be a historic moment.D. She realized he was the longest-serving British royal consort.2. What do we know ……

a film in space. She spent 12 days on the International Space Station (ISS) for the Russian film... a doctor who goes to space to help a sick Russian cosmonaut (宇航员). Peresild is the first ……

of time online.The survey looked at how much time people spend on the internet over a lifetime... 11 years. South Koreans spent 34 years online, the longest of all Asian countries. It means ……

by many, she spent nine years protecting millions of Chinese patients (病人) from fake (假冒伪劣的) medical... she got sick. After researching, she found her problems came from the injection. With proof in hand ……

the lifetime of such sensors longer. In the future, these sensors could help tell sick people to take.... TUCHONGWhen you feel sick, you might need to do a lot of tests at the hospital. What if doctors could ……

A cow makes about 100,000 glasses of milk in its lifetime. ……

信不信由你
A crocodile (鳄鱼) grows about 3,000 teeth in a lifetime (一生). ……

A crocodile (鳄鱼) grows about 3,000 teeth in a lifetime. ……

A shark can grow and lose up to 30,000 teeth in a lifetime (一生). ……

think of things I wish I had told my mother. I spent the last few days of her life at her bedside... and I was proud to be her daughter.I’d had a lifetime to tell her all those things, so why did I wait?My ……

. By these standards (标准), Spears really has spent a lifetime in the spotlight.Ten years ago, Spears was the world..., Britney Spears received the ceremony's greatest honor: the Lifetime Achievement Award. Spears is only 27 ……

. TUCHONG德国科学家研发可植入皮肤的芯片，用来监测健康状况。德国科学家研发可植入皮肤的芯片，用来监测健康状况。When you feel sick, you might need to do... the lifetime of such sensors longer. In the future, these sensors could help scientists do medical (医疗 ……