, is not harmful to children's health, last week.Concerns(关注) were raised two years ago when some teachers... into the air. But the report warned that some construction companies might add other harmful ……

than harmful ones, even if it means that they have to pay more, as shown in the graphic below. Green products refer to those that are environmentally friendly. They’re usually not made from harmful ……

than harmful ones, even if it means that they have to pay more, as shown in the graphic... harmful chemicals (化学物质) – ones that may damage the environment – but are made from materials ……

. Each search result is scanned for hidden viruses or other harmful programs. But over the weekend... employee who had mistyped the address of a harmful website, inadvertently causing all sites to be listed ……

WASHINGTON — Researchers said recently that they have created a sensor small enough to be worn as a badge that could detect harmful chemicals.The sensor could detect chemicals that are carried ……

Administration, seeks to control the potentially harmful effects of genetically modified organisms ……

that are harmful to the environment and reduce the amount of carbon dioxide emissions they produce. ……

A young woman is having a swinging time in an aerial tree house with an ape at a wildlife preserve in Miami, US on Jan 25. Boredom can be harmful for animals in captivity – particularly ……

on them. But they do have certain advantages. For starters, farmers don’t use harmful chemicals... harmful chemicals, they need more care to stay healthy. Organically grown foods also have more nutrients ……

on them. But they do have certain advantages. For starters, farmers don’t use harmful chemicals... harmful chemicals, they need more care to stay healthy. Organically grown foods also have more nutrients ……

bottlesC. toothbrushesD. plastic toys3. We should deal with _____ carefully because they are harmful ……

can be really harmful to a person’s health.点拨：be harmful to 对……有害。同义短语：be bad for。真题演练Drinking... than 18. (2015 山东东营)A. good at B. good with C. harmful to D. thirsty for进阶词汇chemical /5kemIk(E)l/ n ……

year. But if a typhoon is very harmful, the WMO will not use its name again. Did you know?Some typhoon names come from China. They are Wukong, Yutu, Dujuan and Haiyan. Haiyan was very harmful. The WMO ……

Social media firms are required to curb harmful content for children’s safety为保护儿童，英国要求平台“驯服”算法Social media firms are required to curb harmful content for children’s safety为保护儿童，英国要求平台“驯服”算法词数 354 ……

南极上空的臭氧层空洞正在扩大。THE ozone layer (臭氧层) takes on harmful lights and protects life on Earth from... harmful effects can last for decades (十年). The cold weather this year is also making the ozone layer ……