原题
录音 1
What does the speaker imply about the fossil in the study?
AIts exoskeleton was lighter than expected.
BIts poor condition provided a benefit.
CIt was the first fossil discovered of a trilobite in a larval stage.
DIt was found near fully-preserved trilobite fossils.
正确答案：B
解题思路
老师暂未填写解题思路。