Rivers are ____(1) ____ of the world’s most important natural resources. Many cities are on large rivers, and almost every country has at least one river that ___(2)___ an important part in the lives of its people.Besides transportation, rivers ___(3)___ food, water for crops, water to drink, and opportunities for recreation for people who live along their bank. And in order to get water for crops, engineers sometimes build a dam (đập, đê) across a river and let the water become a lake...
Đọc tiếp
Rivers are ____(1) ____ of the world’s most important natural resources. Many cities are on large rivers, and almost every country has at least one river that ___(2)___ an important part in the lives of its people.
Besides transportation, rivers ___(3)___ food, water for crops, water to drink, and opportunities for recreation for people who live along their bank. And in order to get water for crops, engineers sometimes build a dam (đập, đê) across a river and let the water become a lake ____(4)____ the dam. Then people can use their water not only to irrigate (tưới) fields but also to make electricity for homes and industries.
____(5)___, the water often becomes polluted when cities on river banks grow in size and the number of industries increases. We are learning that it is necessary to ____(6)_____ rivers clean if we want to enjoy the benefits of the natural resources.
1. A. one B. ones C. among D. those
2. A. takes B. makes C. occupies D. plays
3. A. supply B. provide C. distribute D. bring
4. A. behind B. on C. below D. under
5. A. Moreover B.Therefore C.Thus D. However
6. A. keep B. get C. hold D. maintain
b) Answer the questions
1. What do the rivers provide?
____________________________________________
2. How do the engineer do to get water for crops?
________________________________________________________
Fill in each gap with a suitable word to complete the following passage .
Rivers are on of the world’s most important natural resources. Many cities are on the large rivers, and (1)……almost…….. every country has a least one river that (2)…plays…….. an important part in the lives of its people. Besides transportation, rivers (3)…provide……………..water for crops, water to drink , and recreation for people who live along their (4)……banks…….. And in (5)……order…….to get water for crops, engineers sometimes build a dam (6)…across………a river and let water become a lake behind the dam. Then people can use their water not (7)……only………..to irrigate fields but also to make electricity for homes and industries. (8)……However…….the water often becomes polluted when cities on river bank grow (9)……in……….size and the number of industries increases. We are learning that it is necessary to (10)……keep……rivers clean if we want to enjoy the benefits of the natural resources.
Fill in each gap with a suitable word to complete the following passage .
Rivers are on of the world’s most important natural resources. Many cities are on the large rivers, and (1) almost every country has a least one river that (2) plays an important part in the lives of its people. Besides transportation, rivers (3) provide water for crops, water to drink , and recreation for people who live along their (4) banks. And in (5) order to get water for crops, engineers sometimes build a dam (6) across a river and let water become a lake behind the dam. Then people can use their water not (7) only to irrigate fields but also to make electricity for homes and industries. (8) However the water often becomes polluted when cities on river bank grow (9) inside and the number of industries increases. We are learning that it is necessary to (10) keep rivers clean if we want to enjoy the benefits of the natural resources.