Seven or eight thousands years ago during the new Stone Age, the inhabitants of began to make pottery, rough in workmanship. A: the Yangtze River Basin B: the Yellow River Basin C: the Zhujiang River Basin D: the Jialing River Basin

3D printing technology can also be called ( ). A: Additive Manufacturing B: Dislodge Forming C: Forced Forming D: Constrained Forming

四大文明古国，都对应着世界四大文明发源地，古中国的发源地为（ ）。 A: Yellow River basin B: Yangtze river basin C: Mesopotamia D: Huaihe River basin

The basic task of the basin reconnaissance period is: A: choose the basin B: set the sag C: choose the structural belt D: find the petroleum

The key point in the sketchy regional investigation should be to study the problem of . A: basin-forming B: hydrocarbon generation C: the problem of reservoir formation

3D printing technology can also be called ( ). A: Additive Manufacturing B: removal forming C: extrusion molding D: constrained forming

In the fault basin, the fault block belongs to the third-order structural unit.

The Congo Basin is probably the home to the greatest number of great apes in Africa.

is a process of forming a new word by combining parts of two words. A:

空斑形成单位（Plaque forming unit，PFU）