总数： 0 正确： 0 错误： 0

a hard transparent yellowish-brown substance which was formed in ancient times from the liquid of trees and is used in jewellery

A bossy√ (正确答案是：A)
B moribund√ (正确答案是：B)
C amber√ (正确答案是：C)
D aberrant√ (正确答案是：D)