三、短文填空。
主题群:自然生态
子主题:生态特征
语篇类型:说明文
难度:★★
Shanghai Chongming Dongtan National Nature Reserve is a wetland in Chongming Island. It was taken in UNESCO's World Heritage List on July 26, 2024, along with four other wetlands in China. 1. A
As
we celebrate this good news, let's learn 2. m
more
about wetlands.
Some areas on the earth's land are 3. c
covered
by water or have water just below the soil. This may be all year 4. r
round
or for just part of the year. These places are called wetlands.
Wetlands are 5. h
home
to lots of different animals, such as frogs, snakes and others. Migratory birds rest in wetlands during their long trips.
Wetlands cover only about six 6. p
percent
of the earth's surface, but they are important in nature. They can 7. c
clean
the dirty water from cities and farms. Wetlands trap pollutants(污染物) in the water and keep them in the soil. During the heavy rain, wetlands 8. s
store
a lot of rainwater. What's more, wetlands help slow 9. c
climate
change. They take in greenhouse gases and 10. h
hold
them in the soil and plants. Wetlands also break down(降解) leaves, animal waste and other high-carbon matter from the surface of the water.
解析:
【分析】
本题为短文填空题,主题围绕湿地展开,需结合上下文语境、固定搭配及首字母提示完成填空。解题思路:先通读全文把握主旨,再逐句分析每个空的逻辑关系,匹配符合首字母的单词,最后通读验证语句通顺性。
【解析】
1. 此处需引导时间状语从句,结合首字母A及句意“当我们庆祝这个好消息时”,填As;
2. 固定搭配learn more about意为“更多了解”,结合首字母m,填more;
3. 固定搭配be covered by表示“被……覆盖”,结合首字母c及句意“陆地被水覆盖”,填covered;
4. 固定搭配all year round意为“全年”,结合首字母r,填round;
5. 固定搭配be home to意为“是……的栖息地”,结合首字母h,填home;
6. 表示百分比,结合首字母p,填percent;
7. 情态动词can后接动词原形,结合句意“净化脏水”及首字母c,填clean;
8. 主语wetlands为复数,一般现在时用动词原形,结合句意“储存雨水”及首字母s,填store;
9. 固定搭配climate change意为“气候变化”,结合首字母c,填climate;
10. 与take in并列,用动词原形,结合句意“保存温室气体”及首字母h,填hold。
【答案】
1. As 2. more 3. covered 4. round 5. home 6. percent 7. clean 8. store 9. climate 10. hold
【知识点】
短文填空、固定搭配、词汇运用
【点评】
本题考查学生对语境的理解能力、固定搭配的掌握及基础词汇的运用,难度适中,需结合上下文逻辑准确匹配单词。
【难度系数】
0.5