【文章內(nèi)容簡(jiǎn)介】
rs Ⅱ . Read the passage again and choose the best answers. 1. What did the paragraph before this passage most probably discuss? A. Measuring rainfall from a storm. B. The powerful winds of tornadoes. C. The kinds of damage caused by explosions. D. Repairing the damage from tornadoes. 【解析】 選 C。推理判斷題。文章一開始就談到龍卷風(fēng)發(fā)生時(shí) , 內(nèi)部的低壓引起的 “爆炸 ”會(huì)造成墻倒屋塌。在此之前很可能談?wù)摰氖?“爆炸 ”所引起的各種破壞程度。 2. Which of the following is the main topic of the passage? A. How tornadoes can be prevented. B. When tornadoes usually occur. C. Where tornadoes are formed. D. Why tornadoes cause so much damage. 【解析】 選 D。主旨大意題。文章 主要是圍繞龍卷風(fēng)造成破壞的原因來(lái)展開的。 3. What is the difference per square inch between the air pressure inside a building and the air pressure inside a tornado? A. 2 pounds. B. 10 pounds