单选题：To explain the effect of trenches, the writer gives the exam

题目内容：

To explain the effect of trenches, the writer gives the example of A．the sea floor in the Atlantic Ocean
B．the Himalayan Mountains
C．Europe
D．India

参考答案：

答案解析：

According to the passage, where can the tallest brick lighth

According to the passage, where can the tallest brick lighthouse in the United

分类：理工类题型：单选题

分类：理工类题型：单选题

根据下列材料，请回答题Food FrightExperiments under way in several labs aim to create bene

分类：理工类题型：单选题

Local newspapers are well received because they carry articles that pleaseA．a lo

分类：理工类题型：单选题

Paragraph 4__________A．No evidence to indicate bad effects of naturally contamin

分类：理工类题型：单选题