高三英語The Violence of Nature教案
a. flu sometimes is deadly to weak people
b. flu virus can be killed by the warm weather
c. flu virus can be killed by the low humidity
d. animals get infected with flu easier than human beings 答案與解析：a 推理判斷題。文章第二段提到：the flu can kill. it is especially dangerous to the very young, the very old and those with weakened defenses against disease.所以對于身體比較弱的人來說，流感有時是致命的疾病。 2. according to the passage, why is a person infected with the flu easily in winter?
a. because in winter people tend to stay in the warm room.
b. because in winter some people stay outdoor for long.
c. because flu virus survive longer in cold and dry weather.
d. because people are weaker in winter. 答案與解析：c 細節(jié)理解題。文章第四段提到：the virus remains in the air longer when the air is cold and dry.所以答案選c項。 3. which of the following words can replace the underlined word in the first paragraph?
a. exposes. b. breathes.
c. frees. d. faces.
答案與解析：b 詞義猜測題。從文意知病毒是通過空氣傳播的，故此處指當一個被感染的人突然呼氣。所以用breathe。 4. which of the following will probably be discussed next?
a. how many kinds of flu have been identified.
b. how bird flu affected human being.
c. how the government controlled the flu.
d. how much the vaccine will cost. 答案與解析：a 推理判斷題。前面講了流感是什么，有什么樣的危害，在什么情況下最容易感染，并提出了解決辦法。所以后面最可能說明目前知道有哪幾種流感。