一篇英语完形填空完形填空There are robots all round us.Some do very 46 jo

一篇英语完形填空
完形填空
There are robots all round us.Some do very 46 jobs like flying airplanes and driving subway trains.And some do easy jobs.
When an automatic (自动的) washing machine is 47 ,water goes in.The machine waits until the water is hot 48 washing the clothes.It does this by “feedback (反馈)”.Information about what's happening is fed back into the robot to tell it 49 next.
Our eyes,ears and other senses (感官) are our feedback.They tell us 50 around us.So robots are like people in 51 ways.They work and they have feedback.
But 52 robots look like people.Many robots are hidden away in the machines.For example,we can set the controls to the temperature we want,and the washing machine does 53 .Its feedback usually comes from a thermostat (自动调温器).
One kind of thermostat is a strip of metal,which bends when it gets hot.At the right temperature,it bends just enough 54 a switch.This turns off the heat.As the air around it gets 55 ,the metal gets straight,and this turns the heat on again.
1.A.difficult B.bad
C.different D.easy
2.A.turned off B.turned on
C.turned up D.turned down
3.A.after B.because
C.before D.if
4.A.how to do B.to do what
C.what to do it D.what to do
5.A.what will happen B.what's happening
C.to happen what D.something will happen
6.A.two B.any C.other D.three
7.A.many B.much
C.very few D.a little
8.A.something B.everything
C.half the work D.the rest
9.A.working B.to work
C.worked D.works
10.A.cold B.hot C.cool D.warm

ABCDB ACDBC