1. Choose the correct answer A, B, C, or D for each of the gaps to complete the following text.       Recycling is very good for the environment. For example, we make paper (1) _______ trees. If we recycle old paper, we will (2) _______ many trees. Recycling uses less energy and helps control pollution. There are three steps for recycling: (3) _______ sorting and processing. We can recycle a lot of things such as newspapers, magazines, books, cans, etc. Plastic is also a common recyclable product. We can recycle plastic bottles, plastic bags and many (4) _______ items. We can recycle glass, too. Jars, broken pieces of glass and other glass products can be recycled. Put (5) _______ bins around the house and in the neighbourhood, and we can have things to recycle. 1.   A. from                          B. on                           C. in                           D. at 2.   A. cut                             B. get                          C. save                      D. have 3.   A. marking                    B. doing                        C. buying                    D. collecting 4.   A. good                       B. another                     C. other                       D. others 5.   A. recycle                  B. recycled                   C. recycling                D. recyclable