1) If my family__________(not/separate) the trash, recycling programs___________(not/work) in my house. a) A. don't separate / won't work b) B. doesn't separates / won't work c) C. doesn't separate / won't work d) D. separate / won't work 2) If your teacher_________________(not/recycle) paper, more trees_____________(be) cut down. a) A. recycles / is b) B. doesn't recycle / be c) C. don't recycle / will be d) D. doesn't recycle / will be 3) Angela______________(reduce) the plastic waste if she_________(use) reusable bottles.  a) A. will reduces / uses b) B. will reduce / uses c) C. will reduce / don't use d) D. will reduces / use 4) If they ____________(pick up) the trash in the beach, they ______________(help) the wildlife. a) A. picks up / will help b) B. pick up / will helps c) C. pick up / will help d) D. don't pick up / won't help  5) Esteban_______________(contribute) to the air pollution if he ________________(not/walk) to school. a) A. will contribute / don't walk b) B. will contributes / doen't walk c) C. contributing / doesn't walk d) D. will contribute / doesn't walk 6) If my city________________(not/build) bike lanes, people_________________(not/stop) using cars. a) A. doesn't build / won't stop b) B. don't build / won't stop c) C. doesn't build / will not stop d) D. build / don't stop 7) Cientists: "If your family_____________(install) solar panels, your house________________ (use) clean energy." a) A. install / will use b) B. installs / will use c) C. don't install / will use d) D. installs / use 8) We______________(not/reduce) carbon dioxide if we_____________(not/plant) more trees. a) A. don't reduce / won't plant b) B. won't reduce / doesn't plant c) C. won't reduce / don't plant d) D. reduce / don't plant 9) Industries______________(reduce) harmful emission if the government________________(apply) harder laws against pollution. a) A. will reduces / applies b) B. will reduce / applies c) C. reduce / will apply d) D. will reduce / don't apply 10) If citizens________________(not/save) water, the city_________________(not/have) enough in a few years. a) A. don't save / won't have b) B. don't saves / won't have c) C. doesn't save / won't have d) D. won't save / don't have

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