Volcanoes have been(1)………..on the earth for millions of years. More than 500 still erupt today. These are (2)………..active volcanoes. Volcanoes are located in belts or chains. They are found (3)…………the earth,s crust is weak. The weak spots let the hot rock (4)………..when the volcano erupts. Many volcano belts are mountain ranges along the edges of continents. One belt runs along the western (5)………..of South America up through the western part of the United States. Other volcanoes are (6)………..in ocean basins. About three-ffths of all active volcanoes in the world are in the Pacific Ocean. Many of these volcanoes erupt (7)………..water. The Hawaiian Islands were (8)……….by volcanoes that began erupting under water and finally reached the surface of the ocean.
Hãy nhập câu hỏi của bạn vào đây, nếu là tài khoản VIP, bạn sẽ được ưu tiên trả lời.
Volcanoes have been(1)…erupting……..on the earth for millions of years. More than 500 still erupt today. These are (2)…called……..active volcanoes. Volcanoes are located in belts or chains. They are found (3)……where……the earth,s crust is weak. The weak spots let the hot rock (4)……escape…..when the volcano erupts. Many volcano belts are mountain ranges along the edges of continents. One belt runs along the western (5)…coast……..of South America up through the western part of the United States. Other volcanoes are (6)…found……..in ocean basins. About three-ffths of all active volcanoes in the world are in the Pacific Ocean. Many of these volcanoes erupt (7)……under…..water. The Hawaiian Islands were (8)…built…….by volcanoes that began erupting under water and finally reached the surface of the ocean.
1. The passage says that about five hundred volcanoes_____.
A. will erupt this year B. are still active C. are located under water D. have been discovered
2. Most of the active volcanoes are located in_____.
A. the Pacific Ocean B. South America C. the Atlan Ocean D. the western United States
3. Which of the following is NOT true?
A. Volcanoes are found in belts or chains. B. The earth’s crust is weak along mountain ranges. C. Hot rock escapes during volcano eruption. D. Volcanoes can be found in the ocean basins.
4. The Hawaiian Islands were built by volcanoes that_____.
A. began erupting under water B. formed a mountain range under water
C. finally reached the surface of the ocean D. both A and C
5. The best title for this selection may be_____.
A. How the Hawaiian Islands Were Built B. At the Bottom of the Ocean
C. The Earth’s Volcanoes D. Why Volcanoes Erupt
: Some volcanoes are always ( 1 ) . . . . . . . . . . . . . . . . They are called active volcanoes . Mount Etna in Italy is an active ( 2 ) Sorine volcanoes have not erupted since prehistoric times . These are ( 3 ) . . . . . . extinct volcanoes . Most of the Hawaiian Islands are extinct volcanoes . These volcanoes ( 4 ) . . . . . . . . . . . . . . have a hot spot under them . They ( 5 ) . . . . . . . . . . . . . . . erupt anymore . .
Some volcanoes have not erupted for a long time , ( 6 ) . . . . . . . . . . . they could erupt again . These are called dormant volcanoes . Scientists try to figure out ( 7 ) . . . . . . . . . . . . volcanoes will erupt . Studying volcanoes is hard and dangerous work . Scientists drill into volcanoes . They ( 8 ) . maps of the inside of the volcanoes . They use satellites to study volcanoes ( 9 ) . . . . . … . . . . . space . Scientists have been able to predict . a few eruptions . But it is not ( 10 ) . . … . . . to tell what a volcano might do .
1 . A . erupting B . running C . going. D . firing
2 . A . mountain B . volcano C river D . hill
3 . A . named B . thought C . called D . said
4 . A . any longer B . any more C . not more D. No longer
5 . A . won ' t B . cannot C . should not D . may not
6 . A . and B . or C . but D. so
7 , A . where B . why C . that D. when
8 . A . do B . create C . build D. make
9 . A . in B . from C.into D. out of
10 . A . easy B . difficult C . able D. good
1 . A . erupting B . running C . going. D . firing
2 . A . mountain B . volcano C river D . hill
3 . A . named B . thought C . called D . said
4 . A . any longer B . any more C . not more D. No longer
5 . A . won ' t B . cannot C . should not D . may not
6 . A . and B . or C . but D. so
7 , A . where B . why C . that D. when
8 . A . do B . create C . build D. make
9 . A . in B . from C.into D. out of
10 . A . easy B . difficult C . able D. good
II. Chọn một đáp án trong số A, B, C hoặc D điền vào mỗi chỗ trống để hoàn thành đoạn văn sau.
DO ALL VOLCANOES ERUPT?
Some volcanoes are always (1) _________. They are called active volcanoes. Mount Etna in Italy is an active (2) __________. Some volcanoes have not erupted since prehistoric times. These are (3) _________ extinct volcanoes. Most of the Hawaiian Islands are extinct volcanoes. These volcanoes no longer have a hot spot under them. They can not erupt anymore. Some volcanoes have not erupted for a long time, but they could erupt again. These are called dormant volcanoes. (dormant : temporarily inactive)
Scientists try to figure out when volcanoes will erupt. Studying volcanoes is hard and dangerous work. Scientists drill into volcanoes. They make maps of the inside of the volcanoes. They use satellites to study volcanoes (4) ___________ space. Scientists have been able to predict a few eruptions. But it is not (5) _________to tell what a volcano might do.
1. A. erupting B. running C. going D. firing
2. A. mountain B. volcano C. river D. hill
3. A. named B. thought C. called D. said
4. A. in B. from C. into D. out of
5. A. easy B. difficult C. able D. good
III. Đọc đoạn văn sau và trả lời các câu hỏi.
I come from Switzerland. I came to London six months (1) _____ to learn English. I haven’t met many English people yet, only my teachers. I started learning English at school in Switzerland (2) _____ I was eleven, so I have learn it for nearly ten years. At first in London, I couldn’t understand anything, but now my English (3) ____ improved. I have just taken an exam. If I pass, I will move into the next class. I’m excited today because my parents (4) _____ will come tomorrow to stay with me for a few days and I (5) _____ them for a long time. They have never been to England and they can’t speak English.
1. A. ago B. before C. last D. after
2. A. because B. that C. so D. when
3. A. were B. are C. is D. have been
4. A. moved B. will move C. could move D. would move
5. A. didn’t see B. haven’t seen C. don’t see D. hasn’t seen
1. erupting
2. called
3. escape
4.coast
5.reaching