这款窗帘能让室内空气变干净哦！This curtain (窗帘) does not just block sunshine in your room. It helps to clean the air indoors. A company from Sweden (瑞典) made it. There is a special material (材料) on the curtain ……

“神奇”窗帘能够净化空气。Can curtains (窗帘) do more than just block sunshine? This curtain can. It can clean the air indoors. Swedish company IKEA made it. Plants gave the company inspiration (灵感). They can turn ……

has become littered with (充斥着) plastic bags, bottles and cups.Perry wanted to clean up the water so... to collect and remove trash in waterways. Perry wanted to clean up the water so she could continue ……

intelligence (AI). Called “Nala 1”, it helps find and clean very dirty rivers. It has four...) how much water air holds in a room. This is helpful in places like museums, where many people can ……

a clean place to sneeze in the air.D. Find a clean place to sneeze in the air.4. What can we learn....A. Sneezing smells worse in cold air.B. Sneezing helps people with a cold feel better.B. Sneezing helps ……

it into the air, it cleans the air. There are small filters (过滤器) in it. It can take in bad air and put out clean air. ……

Why do cats eat grass? Cats eat a lot of hair when they clean themselves. The grass helps them bring the hair out of their stomaches. ……

, with the first grade meaning excellent air. The forecast helps us plan trips, and helps the government make plans to deal with air pollution. It is part of China’s recent efforts to clean the air. Big cities ……

special, but it can “eat” more carbon (碳) than it gives out. It uses new technology to clean the air by catching CO2 into a filter (滤网). While driving, air will move through special filters and the CO2 ……

看台It helps clean up the air by carrying dust to the ground.点拨：clean up 清扫。通常指彻底地清洁或打扫，后接名词，如要接代词，则代词放在clean up中间The classroom was so dirty. I decided ____. (2009 江苏南充)A. clean it up B. to clean it up C. clean ……

(香味) and favor? Let's have a look.1 Pour boldly Hold clean glass at 45-degree angle, aiming at middle of the glass?side.Tip:*Adding air (distance) between bottle and glass while pouring helps release ……

大树加油站Cars can get clean petrol1 from this tree petrol station. Cars will not give off the waste gas (废气). They will not pollute2 the air.指导教师：阎敏 ……

and give you wonderful sound. They are also a purifier (净化器). They give you clean and fresh air... a purifier (净化器). They give you clean and fresh air to breathe on the move. You can use them ……

be relieved (放心的) because they are less affected (影响) by PM2.5.To keep your air clean at home, you shouldn... there’s smog (雾霾) outside? It’s true that indoor air is generally less polluted than outdoors ……

are renowned for being untidy, but some universities hire cleaners to help students keep them clean.South...-curtain 蚊帐water dispenser 饮水机Chatter boxA: Alright, we need to have a plan here. First of all, which bed ……