【题目】The invention of the Internet has ________ a lot to the development of the world.
A.turned
B.contributed
C.constructed
D.exposed

【答案】B
【解析】考查动词。A. turned转变；B. contributed有助于；C. constructed建造；D. exposed暴露。互联网的发明为世界的发展做出了很大的贡献。contribute to有助于---，故选B。