However, Soren Andreasen, a social scientist at Dalberg Global Development Partners who supervised the writing of the report, defended it, saying that it was clear that the numbers were rough estimates.

出自-2011年6月阅读原文

Google defends its scanning in-copyright books by saying that the online display of in-copyright books is not for commercial use.

出自-2011年12月阅读原文

Apple argues that it is fighting to preserve a principle that most of us who are addicted to our smartphones can defend: Weaken a single iPhone so that its contents can be viewed by the American government and you risk weakening all iPhones for any govern

2017年12月六级真题（第三套）阅读 Section B

The researchers explained that the study demonstrated when we are in a novel environment the brain partly remains alert so that humans can defend themselves against any potential danger.

2017年6月六级真题（第三套）阅读 Section A