TOEFL Reading

语言: 中文 English Español 日本語 한국어 Tiếng Việt ไทย Русский

📖 Reading Passage

❓ Question According to the passage, why are ecosystem services often undervalued in traditional markets?

✅ Correct Answer

B. Because they are public goods that lack market-based scarcity signals.

TOEFL Reading Tips

🎯 Practice online and get AI analysis