M01 laws tm4 5700. indd

102
© 2014 by Pearson Education, Inc. 

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CHAPTER 14 
(pages 264–278)
Questions about the Model 
(page 265)
 1. listening
 2. a past participle; it has an -ed ending
 3. It modifies fire.
 4. a present participle; it has an -ing ending
 5. arriving; minutes
 6. they
PRACTICE 1: Using Present Participial 
Phrases 
(page 268)
A 2.  The number of students studying robotics is 
growing.
 3. 
Soon, robots working in assembly plants will 
be able to follow voice commands.
 4. 
a. Having the ability to withstand extreme 
temperatures and radiation levels, robots 
can perform jobs that are too dangerous 
for humans.
b. Robots, having the ability to withstand 
extreme temperatures and radiation levels, 
can perform jobs that are too dangerous 
for humans.
 5. 
a. Not needing to eat, sleep, or take breaks, 
robots can work nonstop.
b. Robots, not needing to eat, sleep, or take 
breaks, can work nonstop.
B 2.  In the field of medicine, it will soon be 
normal to find robots performing surgery.
 3. 
With one kind of robotic device, a human 
surgeon sitting in front of a video screen 
directs the robot.
 4. 
The surgeon controls three robotic arms 
holding surgical tools above the patient 
with joysticks similar to those used in video 
games.
 5. 
Allowing surgeons to make tiny incisions and 
to use small tools, robots are very valuable for 
surgery on infants.
PRACTICE 2: Using Past Participial 
Phrases 
(page 270)