The author criticises online advertisements mainly because______.
A．they are too prevalent to bear
B．they confuse advertising with knowledge
C．they narrow people's vision scope
D．they make search engines biased

未分类题Which of the following is true according to paragraph 1 and 2?A．Waste is the root cause of current food shortage.B．REDD is a fund dedicated to intensifying agriculture.C．Intensified farming is greatly motivated by forest protection.D．Intensified farming has been proved to be a feasible idea.

判断题教育测量与评价在行使行政教育管理的功能中，对教师的管理具体体现在教师资格评定，教师教学艺术水平的界定，教师管理水平的界定和教师个性评定的界定。()

未分类题According to the advocates, the commodification of nature offers a stimulus to______.A．business developmentB．resources conservationC．economic growthD．political progress

判断题等距量表的零点是相对。()

未分类题The author argues in paragraph 3 that payments for ecosystem services may bring______.A．the full privatization of landB．the robbery of common resourcesC．the rational exploitation of natural resourcesD．desirable ecosystem services