A. to show the change takes place in every minute B. to figure out the true shape of earth C. to prove that Earth is not perfectly round D. to detect the mass distributions inside the planet 参考答案:D 答案解析:[定位] 根据题干中observe the change of Earth,可以定位到最后一段最后一句。 [解析] 根据这句话可知要想理解地球不是一个绝对的球体并不需要太多的技术观测,但是要想知
第33题: [单项选择]When we ______ one aspect of a problem, we tend to ignore the other aspects. A. are absorbed on B. are absorbed in C. are absorbed to D. are absorbed for 参考答案:B 答案解析:be absorbed in意为“全神贯注于,专心于”,B正确。