52. 53. 54. 55. PART TWO

51. 52. 53. 54. 55. PART TWO: READING (25 pts) I. Questions 56-65: Choose the words in the box to fill in each blank in the following passage. (10 pts) but like grow like from enough heat it in into Have you ever seen a greenhouse? Most greenhouses look (56) _______ a small glass house. Greenhouses are used to (57) _______ plants, especially in the winter. Greenhouses work by trapping (58) _______ from the sun. The glass panels of the greenhouse let in light but keep heat (59) _______ escaping. This causes the greenhouse to heat up, much like the inside of a car parked (60)_______ sunlight, and keeps the plants warm (61)_______ to live in the winter. The Earth’s atmosphere is all around us. It is the air that we breathe. Greenhouse gases in the atmosphere behave much (62)_______ the glass panels in a greenhouse. Sunlight enters the Earth’s atmosphere, passing through the blanket of greenhouse gases. As (63)_______ reaches the Earth’s surface, land, water, and biosphere absorb the sunlight’s energy. Once absorbed, this energy is sent back (64)_______ the atmosphere. Some of the energy passes back into space, (65)_______ much of it remains trapped in the atmosphere by the greenhouse gases, causing our world to heat up. Your answers: