相关试卷
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1、 Our (组) is planning a project to protect the old folk arts in our town.
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2、语法填空
Bees give us honey and help plants grow. But the little insects are facing (problem). A new report says wars all over the world are hurting bees live in the war areas. Countries at war might grow fewer kinds of crops. In farms with fewer sorts of crops, flowers only bloom for a short time. bees have trouble in finding food for the rest of the year.
Also, as people need more food, farmers are turning more forests farmlands. This (take) away homes which many living things need. Another big problem is the widespread (普遍的) use of pesticides (杀虫剂). It can kill bees and influence (they) health.
Air pollution is harmful (有害的) to bees, too. This makes it harder for them to live and grow. In dirty places, bees can die more (easy). People are (worry) about the high death rate of bees.
It's time for us to take action (save) bees. For example, we can use cleaner energy and grow more plants. There (be) many surprising facts about these small but great workers. We must protect bees because they are really important to nature.
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3、Traffic noise will disappear the cities if human activities stop.
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4、Humans have left deep marks the earth throughout history.
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5、Sea animals can live peacefully the trouble of tourists.
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6、Many animals depend forests for food and shelter.
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7、I believe more people (admire) the artist after his new works are shown next month.
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8、The concert (cancel) at the last minute because the lead singer lost his voice.
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9、Visitors are not permitted (take) photos in this natural history museum.
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10、The Great Wall is one of the (wonder) of the world.
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11、Many (tourist) come to visit the old town every year.
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12、We can create an environment-friendly (社会) by cutting down the use of plastic.
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13、The temperature will (降低) in the evening.
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14、Many students have (得益) greatly from online learning in recent years.
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15、You can see a (痕迹；标记) on the wall.
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16、Inventions show us how (人类的) wisdom can change the world.
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17、阅读下面材料，从方框中所给的A—F六个选项中选出正确选项(其中一项是多余选项)。
What is an ecosystem?
An ecosystem is a community where living things interact (相互影响) with their environment. They include forests, deserts, grasslands, rivers, wetlands and so on.
In every ecosystem, plants, animals and other organisms depend on each other. Plants provide oxygen and food for animals. Animals help plants by spreading seeds. Even tiny organisms like bacteria play important roles in breaking down dead matter.
When we cut down too many trees, pollute rivers or hunt too many animals, we upset the natural balance. This can cause problems for all living things in ecosystems.
Fortunately, people are working hard to protect ecosystems. They create protected areas, clean up polluted places and teach others about the importance of nature.
When one part is harmed, the whole system suffers. By understanding and protecting ecosystems, we are actually protecting ourselves.
A.An ecosystem is like a complex web of life.
B.There are many different types of ecosystems on the earth.
C.Plants are the most important part of any ecosystem.
D.However, human activities can harm (损害) ecosystems.
E.For example, scientists study how to fix broken ecosystems.
F.They form a delicate (脆弱的) balance that keeps nature healthy.
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18、将方框中所给词语的适当形式填入短文中，每词仅用一次。
desert river achieve grassland in balance
There are all kinds of ecosystems (生态系统). A wide open is home to many grass-eating animals. A hot and dry has plants and animals that can live with a little water. A flowing provides water for plants, animals and people along its banks.
In every ecosystem, living things work together to keep the environment . If we protect nature, we great things for our planet. Understanding these different ecosystems helps us see how wonderful and valuable our planet truly is.
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19、Fresh water is important to all (live) things — without it, nothing can survive.
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20、People should understand the (important) of keeping nature in balance.