I.Fill in each numbered blank with a suitable word.

Robots now have many ___users_____.Many factories use robots to do lots of hard work ____quickly______ and without many __mistakes______.These are 'industrial robots'.The military uses robots to find and get _rid__ of bombs.If a robots make a mistake,the robot is_damaged_____or ___destroyed_____,which is better than a person being killed.There are also robots that help at hom,to __vacuum___ area of work.There are two robots on Mars.Because it takes a long times to send a signal from Earth to Mars,the robots do much of think robots as having shape __like____ a person-two legs,two arms and a head.AMISO is one robot is helping scienctists learn__how__ to design and ___program___ robots.It can walk,_which_____ is not easy to program

M = a³ - b³ - 3ab = (a - b)³ = 1³ = 1

Mark the letter A, B, C, or D to indicate the word that differs from the rest in the position of the main stress in each of the following words.

A. responsible

B. automatic

C. environment

D. discriminate