All about icebergs
What are icebergs? Big (1)
pieces of ice
with different shapes.
What are their sizes? ? Some can be as big as (2)
a building
.
? Some can be bigger than a city.
What are they made of? (3)
Fresh water
.
How do they form? Large chunks of ice (4)
break off
from glaciers or ice shelves.
Why are they important? ? They provide resting places for seals and seabirds.
? They are used by polar bears for (5)
hunting
.
? They help keep the (6)
environment
healthy.
答案：【解析】：這是一道英語(yǔ)閱讀理解填空題，主要考查學(xué)生對(duì)于對(duì)話內(nèi)容的理解和信息提取能力。學(xué)生需要仔細(xì)閱讀主持人和專家關(guān)于冰山的對(duì)話，然后根據(jù)對(duì)話內(nèi)容完成表格中的空白處。這種方法要求學(xué)生具備良好的閱讀理解能力，能夠從對(duì)話中準(zhǔn)確找到關(guān)鍵信息。
【答案】：
(1) pieces of ice
(2) a building
(3) Fresh water
(4) break off
(5) hunting
(6) environment
