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【单选题】
After field investigating the vast karst areas in Southwest China, Mr. Xu Xiake made a scientific interpretation of karst landforms, which is () compared with that in Europe.
A.
A. over 100 years earlier
B.
B. 200-300 years earlier
C.
C. over 100 years later
D.
D. 200-300 years later
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参考答案：
参考解析：
刷刷题刷刷变学霸
举一反三
【单选题】There are many Chinese classics about rock, ont including ()
A.
A. The Classic of Mountains and Seas
B.
B. Rush Talks from Dream Brook
C.
C. Qimin Yaoshu(Important Arts for the People s Welfare)
D.
D. Yu Gong
【多选题】正面管教是一种既不用严厉也不娇纵的方法，它以（ ）为基础，把（ ）融为一体，以此为基石，在孩子（ ）的基础上，培养孩子的（ ）。
A.
相互尊重与合作
B.
和善与坚定
C.
自我控制
D.
各项技能
【多选题】When having the class of The Geology and Geomorphology, some students held that human beings began to explore the Earth and make use of its natural resources at very beginning when they emerged. Which...
A.
A. In the Paleolithic age, people began to use rocks to make stone vessels.
B.
B. In the Neolithic age, people began to make pottery.
C.
C. In the Shang and Zhou dynasties, China entered into the "Bronze Age”.
D.
D. Gold diggers appeared along Minjiang and Jialing Rivers.
【多选题】The Geology and Geomorphology is a science studying ().
A.
A. the Earth's material composition
B.
B.the Earth’s inner structure
C.
C. the Earth's topographic and bathymetric features
D.
D. the Earth's evolutionary history