Portal Lessons

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U.S. Starts Clinic Trial of DNA Vaccine Preventing West... Chinese, Mandarin (Simplified) 3+/4 Reading Science/Technology
Coral Reefs in Australia Could Disappear in Twenty Years... Chinese, Mandarin (Simplified) 3+/4 Reading Ecology/Geography
The Impact of Future Weather on Humans Chinese, Mandarin (Simplified) 3+/4 Reading Ecology/Geography
Pollution in China Becomes More and More Serious Day by Day Chinese, Mandarin (Simplified) 3+/4 Reading Ecology/Geography
Building Dams on Yangtze River Is a Project to Protect the... Chinese, Mandarin (Simplified) 3+/4 Reading Ecology/Geography
Working Equal to "Self-Destruction"? The Sudden Death of... Chinese, Mandarin (Simplified) 3+/4 Reading Science/Technology
Understanding Social Welfare for Future Planning Chinese, Mandarin (Simplified) 3+/4 Reading Culture/Society
We Could Be Surrounded by Beings From Outer Space Chinese, Mandarin (Simplified) 3+/4 Reading Science/Technology
The Completion of Human Genome Decoding Proves Gorillas and... Chinese, Mandarin (Simplified) 3+/4 Reading Science/Technology
The Anti-Cession Law Is Actually an Endorsement for War Chinese, Mandarin (Simplified) 3+/4 Reading Defense/Security

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