单选题The best title of the text might be ______.A The Laser: A Scientific & Technological WonderB The Laser: A Powerful Tool for CommunicationsC The Laser: A Solution to Life-Saving ProblemsD The Laser: A Multimillion Dollar Invention

单选题

The best title of the text might be ______.

The Laser: A Scientific & Technological Wonder

The Laser: A Powerful Tool for Communications

The Laser: A Solution to Life-Saving Problems

The Laser: A Multimillion Dollar Invention

正确答案： A

解析：
主旨题。从文章的整体意思来看，作者在这篇文章里面描述了激光作为科技发展的产物在通讯、医药等领域起到巨大作用。可以说激光是现代科技的一个奇迹。其他概括不够全面，或有失偏颇。故正确的答案为A。

单选题The best title of the text might be ______.A The Laser: A Scientific Technological WonderB The Laser: A Powerful Tool for CommunicationsC The Laser: A Solution to Life-Saving ProblemsD The Laser: A Multimillion Dollar Invention