Submitted by admin on Thu, 04/24/2014 - 22:14
definition:
Firm, flexible connective tissue found in various forms in the larynx and respiratory tract, in structures such as the external ear, and in the articulating surfaces of joints
sentence:
The human body has a dynamic framework of bone and cartilage called the skeleton.
difficulty:
hard
toefl frequency:
1
toefl classification: