20xx年12月cet4全真預(yù)測(cè)試題四及答案解析模板-資料下載頁
2025-06-23 05:13本頁面
【正文】 ns. But the beetle and other HWAkiller insects are seasonal, so it will take several different ones operating yearround to keep HWA in check, Rhea said. He doesn39。t believe HWA will be pletely eradicated (根除) but will instead be kept in balance by the predator insects. We39。re trying to insert a balance in a system that39。s out of balance, he said. Each St beetle can lay 200 to 300 eggs, said Ernest Bernard, professor of entomology at the University of Tennessee in Knoxville. Bernard39。s laboratory is one of several that are breeding the beetles. Each beetle eats hundreds of baby adelgids a year, he said. And about 120,000 of the beetles have been released in the past couple years in the Smokies, but it is still too early to measure their impact. One good sign, Bernard said, is that some beetle larvae (幼蟲) have been found in areas where they were not released, indicating that the HWA killers may be reproducing and spreading. 1. The passage gives a general description of an invasive insect, HWA. 2. Hemlock is a hallmark of southern Appalachia39。s national parks. 3. The invasive insect, known as the hemlock woolly adelgid (HWA), is from Japan. 4. The key to killing the HWA is to catch it early and act quickly. 5. An infected tree usually dies immediately. 6. The Hemlock in the . will be saved from HWA soon. 7. The long term, best way to control the pests HWA is spraying. 8. Since 1951 the HWA has spread to more than________. 9. Releasing one species of nonnative bug to kill another could create________. 10. It will take several different insects operating yearround to________. 1小題【參考答案】：Y2小題【參考答案】：Y3小題【參考答案】：N4小題【參考答案】：N5小題【參考答案】：Y6小題【參考答案】：Y7小題【參考答案】：NG8小題【參考答案】： 15 . states9小題【參考答案】：another type of infestation10小題【參考答案】：keep HWA in check五、翻譯第6題：It is time the whole society began to take action to ________________________(使我們的環(huán)境免于毀滅). 【參考答案】：save our environment from destruction 第7題：If we had set out earlier, ________________________(我們就不會(huì)在雨中行走). 【參考答案】：we wouldn’t have walked in the rain 第8題：When this semester is over, ________________________ (我就能抽空讀這部小說了). 【參考答案】：I should be able to get around to reading this novel 第9題： ________________________ (在我設(shè)計(jì)出這個(gè)問題的解決方案后)，I’ll submit a report to the mittee. 【參考答案】： After I work out a solution to the problem 第10題： ________________________ (我已得出結(jié)論)that it would be unwise to accept his proposal. 【參考答案】：I have e to the conclusion 六、寫作題第11題：Directions: For this part, you are allowed 30 minutes to write a position on the topic: Online Education. You should write at least 120 words following the outline given below in Chinese: 1. 目前網(wǎng)絡(luò)教育形成熱潮 2. 我認(rèn)為形成這股熱潮的原因是…… 3. 我對(duì)網(wǎng)絡(luò)教育的評(píng)價(jià) Online Education 【參考答案】：Online Education Being online is no longer something strange in our life. To some degree, it has bee part of our daily life. We can do a lot of things online, such as searching for information and municating with friends far and near. But recently another helpful online activity has bee very in. That is online education. Why could online education be so popular within such a short period of time? Among all the reasons, the quick development of the internet should be the essential one, which makes our dreams of attending class in the distance possible. Another underlying reason is the quick development of both society and technology. Today, modern science and technology are developing at lightening speed. To catch up with the development we all feel an urgent and strong desire to study. However, due to the great pace of modern society, many people are too busy to study full time at school. Online education just es to their aid. Personally, I appreciate this new form of education. It’s indeed a helpful plement to the traditional education system. It can provide different learners with more flexible and versatile ways of learning. Most of all, with online education, we can absorb the latest knowledge while working.
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