The Internet is the biggest information resource, which millions of pages of data.
A. is made up
B. makes up
C. is made of
D. consists of
网友回答
A. is made up
B. makes up
C. is made of
(答案→)D. consists of
解析：考查动词短语。“由…组成”有两个短语be made up of=consist of;注意consist of没有被动语态，没有进行时；make up化妆，编造，弥补，组成；建议：网络是最大的信息来源，它是由成千上万的网页数据组成的。故D正确。