【单选题】Archeology Archeology, the branch of anthropology that is devoted to the study of the human past, often focuses on the period before people began to keep written records. Archeologists study the origi...
【单选题】Space-Age Archeology It's a strange partnership, but a very effective one: Satellites and space-shuttle-carried radar are helping archeologists. How? By 'seeing' through sand or through treetops to lo...
A.
a new stretch of the Sahara desert
B.
traces of ancient riverbeds under the Sahara Desert
C.
some traditional archeological tools in the Sahara Desert