step by step 第二册 lesson 32（在线收听）
Lesson 72 Part Ⅰ
Lesson 72
Part Ⅰ Warming-up Exercises
Numbers an Dates: Volcanoes of the World
Volcano Height Year of Eruption
1.Kronotskaya,the USSR ____m. ________
2.Sundoro, Java ____m. ________
3.Mayon,the Philippines ____m. ________
4.Niigata Yakeyama, Japan ____m. ________
5.White Island, New Zealand ____m. ________
6.Fuego,Guatemala ____m. ________
7.San Miguel, ElSalvador ____m. ________
8.Vesuvio,Italy ____m. ________
9.Santorini,Greece ____m. ________
10.Colima,Mexico ____m. ________
Score :____
Lesson 72 Part Ⅱ Volcanoes(Ⅰ) Exercises: 1.The appearance of a volcano: A volcano looks like a ____mountain. The top is rather ____and ____.It is called the crater, that is, the ____of the volcano. 2.The cause of a volcano: Deep down in the earth's surface there is molten rock. It is very hot and it runs like ____. This rock is called ____.For some reason some part of the earth's surface is ____.It cannot resist the ____of the molten lava. The lava forces its way up, passing through the rocks of the earth's ____and coming up to the ____. The lava ____,and the volcano is thus formed. Lesson 72 Part Ⅲ Volcanoes( Ⅱ ) Lesson 72 Part Ⅲ Volcanoes(Ⅱ) Exercises:
Name Place Description of Eruptions 1.the greatest The island was almost one of recent completely____ years ____ ____ ____. The noise of the explosion was heard ____miles away. 2.the one A volcanic mountain which was ____feet high and formed very ____feet across was quickly ____ ____ formed from level ground in____ ____. 3.the one About ____people which was were killed. very de- structive ____ ____ 4.the most Some neighbouring famous one ____were____ of ancient under huge amounts times ____ ____ of ash.
Lesson 72 Part Ⅱ Volcanoes( Ⅰ )
