单选题
The (detailed study) of fossils, rather like a crime investigation, (it involves) (the piecing) together (of many diverse) fragments of evidence.
A、
detailed study
B、
it involves
C、
the piecing
D、
of many diverse
【正确答案】
B
【答案解析】
将it去掉，the detailed study…是主语。
提交答案
关闭