Apple computer introduced its pioneering, user-friendly Mackintosh computer in 1984. The "

Mac" quickly became popular and appeared likely to【C1】______the field. But Apple officials were reluctant to【C2】______the Mac's【C3】______system to other manufacturers and give up control of their project. Meanwhile, Microsoft developed the" Windows" system for rival IBM computers and【C4】______machines. Microsoft licensed its operating systems to whoever could pay the price, and its sales【C5】______. Later September Apple finally licensed the Mac technology. But by then, most computers were【C6】______to Windows and few customers signed【C7】______.

Our lives are a【C8】______of our decisions--whether in business or 15ersonal【C9】______. And in every decision, there comes a crucial point when you must make up your mind. Deciding too quickly can bring【C10】______consequences;【C11】______too long can mean missed opportunities. And everyday life and history are full of【C12】______that can help us realize this critical moment.

In July 1862, in the【C13】______of the Civil War, Abraham Lincoln【C14】______his Cabinet members to the White House to【C15】______them of a decision he had made. The president read aloud to them the Emancipation Proclamation,【C16】______for freeing slaves in the Southern states at war with the Union. When he finished, the Cabinet members were silent. It was a【C17】______idea for the time and bound to【C18】______controversy even in the North.

Then Secretary of State, William Seward spoke up. The Confederates had recently routed the Union Army, and Lincoln's proclamation might be interpreted as a【C19】______move. Wily not wait until the picture was brighter？ Lincoln welcomed his advice and delayed the proclamation until September, when the battle of Antietam had stopped a confederate advance. The decision was then【C20】______received by supporters of the Union.

【C1】

A．overwhelm

B．overcome

C．dominate

D．overtake