问题 问答题

试述科学技术是第一生产力。

答案

参考答案:(1)科学渗透于现代生产力系统的各类要素之中。把科学应用于生产过程,引起劳动资料和劳动对象的变革,以及劳动者劳动技能的提高、管理者管理水平的提高、,即渗透到生产力系统的其他要素中去时,便转化为直接的、现实的生产力。 (2)科学对物质生产具有主导作用和超前作用。其表现是:科学不仅作为生产和技术的结果,跟在生产活动和技术活动的后面总结、概括实践经验,而且走在技术和生产的前面,为技术和生产的发展开辟新的途径,准备各种前提条件,引导技术和生产的发展。 (3)科学技术成为推动生产发展的重大杠杆。首先,由科学技术造成的劳动生产率和经济增长率越来越高;其次,自然科学从理论突破到新产品试制成功的周期、日益缩短;再次,科学技术在生产上的广泛应用,使生产力的发展明显地呈现出加速度的趋势。

单项选择题
完形填空
Sea turtles are found in all warm waters throughout the world. Sea turtles are the___36____ of the turtles. The largest kind of sea turtle can grow as long as eight feet and ___37___ 1,500 pounds. Even the smallest kind, Kemp’s-Ridley, can ___38___ to 28 inches long and weigh almost 100 pounds. Many other turtles are small enough to___39___ in your hand. It is difficult to find population numbers for sea turtles because they do not___40____ shore once they hatch and reach the ocean, which makes it hard to ___41___ them. Sea turtles___42___ in the water because they are safer there. They cannot___43___ their heads and feet into their shells like other turtles can. Sea turtles cannot hide inside their shells __44___ other animals that want to eat them. They need to move quickly to stay safe.
When the weather ___45___ warm, sea turtles leave the ocean to___46___ their eggs on the beach. This is the only time they will ever leave the water. Most___47____ turtles spend part of the time in water___48___ part of the time on land. It is easy to understand___49____ sea turtles stay in the water. Their___50___ to swim is greater than their ability to walk. Their heavy bodies and unusual feet make it hard for them to ___51___ on land. They are better___52___ for life in the water. They are well suited for life in the sea because of__53___ their bodies are made.
The way their feet are made helps sea turtles swim very quickly. Their feet look like long __54___. When they swim, they flap their feet like a bird flaps its wings. This ___55___ way of swimming benefits sea turtles. It allows them to escape from their enemies.
小题1:
A.dwarfs B.giants C.mammalsD.ancestors
小题2:
A.measure B.weigh C.sellD.sound
小题3:
A.grow up B.bring up C.take up D.go up
小题4:
A.suit B.fitC.match D.seize
小题5:
A.go to B.turn to C.back to D.return to
小题6:
A.keep up with B.keep track of C.keep in touch with D.keep to
小题7:
A.swim B.hide C.sleep D.stay
小题8:
A.pushB.drawC.dragD.pull
小题9:
A.away B.from C.for D.to
小题10:
A.becomes B.turns C.changes D.leads
小题11:
A.lay B.lie C.laid D.lain
小题12:
A.the other B.anotherC.other D.others’
小题13:
A.but B.and C.or D.so
小题14:
A.when B.whereC.whyD.as
小题15:
A.techniqueB.talent C.abilityD.opportunity
小题16:
A.walk B.travel C.wander D.play
小题17:
A.adopted B.adapted C.adequateD.admitted
小题18:
A.the way B.the manner C.the methodD.the shape
小题19:
A.paddlesB.sticks C.wings D.tails
小题20:
A.abnormalB.unusual C.ordinary D.unbelievable