_____ 2/ _____ 3/ _____ 4/ _____ 5/ _____ 6/ _____ (23-28) CHOOSE THE WORD OR PHRASE THAT BEST FITS THE BLANK SPACE IN THE FOLLOWING PASSAGE
1/ _____ 2/ _____ 3/ _____ 4/ _____ 5/ _____ 6/ _____
(23-28) Choose the word or phrase that best fits the blank space in the following passage:
A volcano is an opening in the earth’s surface through (23)___________ lava, hot, gases and
rock fragments erupt. (24) ________ an opening occurs when melted rock from deep within the
earth blasts through the surface. Most volcanoes are a top mountains, particularly cone-shaped
mountains. The mountains themselves are also called volcanoes.
Eruptions of volcanic mountains are spectacular sights. In some eruptions, huge fiery clouds
rise over the mountain, and growing rivers of lava flow down (25) _________ sides. In other
eruptions, red- hot ash and cinders shoot out the mountaintop, and large chunks of hot rockare
blasted (26) ________ into the air. A few eruptions are so (27) _________ that they blow the
mountain apart.
Some eruptions occur on volcanic islands. Such islands are the tops of volcanic mountains that
have been built (28) __________ from the ocean floor by repeated eruptions. Other
eruptions occur along narrow cracks in the ocean floor.