Balloons can be made of either rubber or plastic. Plastic (Mylar) balloons have a seam and are made of a metal (foil) coated plastic such as polyethylene or nylon. They usually have a shiny, reflective surface and oftentimes have designs with pictures and/or words. Latex balloons are the ...
The multi-colored or color-phased strongly luminescent balls and balloons are made of plastic, latex or foil. They are formed with not less than two strongly luminescent pigments (greater than 60 mcdl/m2 after 10 min.) or their mixtures with weakly luminescent pigments. The luminescent material...
They are a kind of plastic balloons which cannot be decomposed and can stay in the environment forever. Similar to plastic bags, the Mylar balloons break into smaller pieces in the sun. Besides the balloons themselves, the ribbons, which are used for tying balloons, are also made of plastic...
Similar to plastic bags, the Mylar balloons break into smaller pieces in the sun. Besides the balloons themselves, the ribbons, which are used for tying balloons. are also made of plastic. All of these materials, if littered, can add to the amount of plastic waste our environment At the...
the Mylar balloons break into smaller pieces in the sun.Besides the balloons themselves , the ribbons , which are used for tying balloons ,are also made of plastic.All of these materials , if littered , can add to the amount of plastic waste our environment.At the same time, it can ...
skylanternsareusedatfestivalsandothercelebrations.Theyaremadeofbambooandcoveredwithpaper.Whenthelanternsarelit,theyslowlyriseintotheairlikesmallhot-airballoonsforalltosee.Theyareseenasbrightsymbolsofhappinessandgoodwishes.Papercuttinghasbeenaroundforover1,500years.Papercuttingsoundsveryeasybutitcanbedifficulttodo....
Unit 5 What are the shirts made of? 单词测试卷 一、单选题(共 3 道,每道 5 分) 1. ___are usually put on windows or doors during the Spring Festival. A.Clays B.Paper cuttings C.Sky lanterns D.Balloons 答案:B 解题思路:clay“黏土”;paper cutting“剪纸”;sky lantern“...
答案:一、1.postmen2.local3.cotton4.leaves5.glass6.traffic7.form(s)8.international9plete10.Scissors11.balloons二、1.duce5.its6petitors7.beheated8.celebration9.lively三、1.C2.B3.C4.C5.A6.B7.D8.A9.C10.C四、1.Is;grown2.Whereare;made3.areplanted4.Whatis;madeof5.aren'tallowedto6.don...
Blackboard Design Unit 5 What are the shirts made of? The First Period (Section A 1a-2d) What are the flowers made of? structure:be+及物动词过去分词 They are made of plastic. 主语+am/is/are+及物动词过去分词+其它 Is it made of silver? am/is/are+主语+及物动词过去分词+其它? Yes,...
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