Remember to use the device for speaking practice. Or click on [Troubleshoot Recording] button below if facing problems.
You are in free guest mode.
Timed Practice
Revision List
Attempt History
Progress Tracking
Create a free account to unlock these tools
Practice Speaking: Read Aloud
ID: #47865
Long Kidney Transplant
People seeking a kidney transplant often have to wait years for a donor organ to become available— and many die before ever receiving one. Xenotransplantation, in which organs from one species are transplanted into another, could alleviate the organ shortage. But bridging millions of years of evolutionary divergence between two species is a tall order, so for decades organ xenotransplantation was largely impractical.
Accuracy Comparison for Reading Scores
Accuracy:
A.I. Scores
Speech Feedback
Your Response:
Sample Answers:
Status: A.I. Engine Standing by...
Be the first!
No community answers here yet — submit yours and help others learn.
Comments:
–