NHanh cứu em mấy bác ơi, 7h 15 hết hạn ạ! ( giải thích đáp án giúp em nx ) Do you think we should put a ________________ bin in every classroom in order to keep it clean? A. reusable B . recycling C. recycled D. reusable If people turn off all electric appliancesin one hour all over the world, they can save lots of _______________________ A. Electric B. Electrical C. Electrician D. electricity This new paper is made of ________________ paper A. recyce B. recycleed C. old D. waste Please correct all the recyclable materials, and take them to the _____________________ factory. A. recyce B. recycleed C. recyclable D. recycling If you have old clothes, will you give them to those ______________ ? A. needs B to need C for needing D in need