Some experts argue that genetic engineering poses ethical dilemmas.

一些专家认为基因工程带来了伦理困境。

同一单元的其他句子

• The essay should present a clear argument with supporting evidence.文章应提出明确的论点并提供支持证据。
• How can we address the issue of climate change in our writing?我们如何在写作中解决气候变化问题？
• A strong thesis statement is essential for a persuasive essay.强有力的论点陈述对于有说服力的文章至关重要。
• Do not rely solely on personal opinions; include factual data.不要仅依赖个人观点；要包含事实数据。
• The conclusion should summarize the main points and restate the thesis.结论应总结要点并重述论点。