张建考研英语二答案详解如下：
一、阅读理解
1. 第一篇文章主要讲述了人工智能在医疗领域的应用，张建同学的正确答案是D，即“人工智能可以帮助医生更准确地诊断疾病”。
2. 第二篇文章讨论了气候变化对农业的影响，张建同学的正确答案是B，即“气候变化可能导致农作物产量下降”。
3. 第三篇文章介绍了量子计算的发展，张建同学的正确答案是C，即“量子计算机具有比传统计算机更高的计算速度”。
二、完形填空
张建同学在完形填空部分表现优异，正确率较高，具体答案如下：
1. 第一段：A
2. 第二段：C
3. 第三段：B
4. 第四段：D
5. 第五段：A
三、翻译
张建同学在翻译部分也表现出色，以下是部分翻译答案：
1. “随着科技的不断发展，人工智能在各个领域的应用越来越广泛。”
2. “气候变化对农业的影响不容忽视，我们需要采取措施应对这一挑战。”
3. “量子计算机具有巨大的潜力，有望在未来改变我们的生活。”
四、作文
张建同学在作文部分也表现出色，以下是作文题目及答案：
题目：My View on Online Education
答案：
In recent years, online education has become increasingly popular. With the development of technology, more and more people are taking advantage of online resources to learn new knowledge and skills.
As for me, I believe that online education has both advantages and disadvantages. On the one hand, it provides us with great convenience. We can learn at any time and anywhere, which saves us a lot of time and effort. On the other hand, online education can help us broaden our horizons and acquire knowledge that we may not be able to learn in traditional classrooms.
However, online education also has its drawbacks. For example, it may lack the interaction between teachers and students, which is essential for effective learning. Moreover, some online courses may not be of high quality, leading to a waste of time and money.
In conclusion, online education is a double-edged sword. We should make full use of its advantages while trying to minimize its disadvantages.
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