Read the text and circle the letter A, B, C, or D to indicate the correct answer to each of the questions.
Deserts are found all over the world, including ___(1)___ China, South America, and North America. In some places, deserts are getting bigger, and this is a ___(2)___ problem because they ruin farmland. When deserts take over, people not only lose the ability to grow food but also have to leave their homes. It's not just ___(3)___ causing deserts to grow; human actions, like cutting down trees, also play a big role. People can make things ___(4)___ worse by making the weather hotter through activities like large-scale agriculture. The more people there are, the more damage is done to the land. Additionally, cutting down trees not only causes air pollution but also makes the soil lose water, affecting its fertility. To stop deserts ___(5)___ spreading, we need to take better care of the land by adopting sustainable practices and preserving the environment.