NOWADAYS more teenagers than ever know about the dangers of smoking. Check out the situation in the US: ……

the fish migrating huge distances in the ocean along straight lines.Scientists want to understand how ……

cent of a migrating bird'sweight(体重).Migration is hard for birds. Some fly across seas to get where... to find the right place for winter.Migrating birds use all theseskills(技能) at once to travel successfully ……

候鸟为何要排成V字形飞？WE see birds flying in groups all the time. But migrating (迁徙的) birds are the ones... found the answer – migrating birds fly in a “V” to save energy, according to a study published ……

Terns are championsWHAT migrating bird travels the farthest?Arctic terns(北极燕鸥) fly 40,000km each... the help of their parents.Decisions, decisions!LIKE human beings, migrating birds makedecisions(决定 ……

高考词汇bury v. 埋葬 Both his grandparents were buried hereexploration n.探险During their explorations they often faced difficulties and dangers .进阶词汇vast adj. 巨大的 ……

A standard diet is spreading worldwide, putting more food on the dinner table, but itbrings new dangers: loss of diverse local crops, risk of food crisis due to climate change. ……

in Nepal since migrating from Tibet in the 1600s. Because they were familiar with the area and worked... migrating from Tibet in the 1600s. Because they were familiar with the area and worked better than other ……

藏羚王Nu Lu is a baby Tibetan antelope (藏羚羊). Her mother died in the middle of migrating (迁徙). Nu Lu is alone1. He wants to go home. But he doesn’t know where his home is.Soon, he meets a mouse ……

VCGVCG如何解决外卖骑手的困境？如何解决外卖骑手的困境？An investigative story revealing the dangers of this service job has... revealing the dangers of this service job has sparked intense debate on Chinese social media ……

of a drug user (吸毒者). This helped students get to know the dangers of drugs.On April 2, police officers... students get to know the dangers of drugs. ……

home.Migrating(迁徙) birds seem to feel the same way. Birds such asblack-tailed godwits(黑尾塍鹬), a migrating bird that can be found in Europe, Asia, north Africa and north Australia, fly south every winter ……

to drive home the dangers of the lethal mix of drinking and driving. ……

on the dangers of the information age, turn to page 5. ……

If the job market looks grim, why not start a business? Some say it's an exciting new path that has opened up. Others say it's full of dangers. Maybe now really is the time to take charge of your ……