IX. Read the text and choose the best words to fill in the blanks.

Professor Thea Williams is 61 ______________ for teaching students about climate change. She has a lot of 62 ______________ about current environmental issues. She uses this knowledge to 63 ______________ her students about the effects of climate change. One major environmental issue that Professor Williams is teaching her students about is the rising number of wildfires. Wildfires are serious threats to our 64 ______________ environment. They destroy homes and 65 ______________ the amount of farmland and forests, which causes problems for plants and animals.