8.Tom:Have you ever thought (61)what life would be like without innovative(富有革新精神的)people who are continually coming up with highly practical inventions?
Mary:It's hard to imagine that.
Tom:Yes.Imagine (62)climbing (climb) up to the 80th floor of your office building without an elevator.I'm pretty sure,before you reached the 30th floor,your entire body would be wet with sweat.
Mary:You will be (63)amazed(amaze) to find almost every aspect in our life is connected with inventions.
Tom:Now,what about having no computers,mobile phones,cars and cameras?
Mary:Life (64)would(will) surely be difficult for most people if we had no such inventions.
Tom:Yes.One example is the medical industry.Doctors,nurses and other members of the healthcare team now rely greatly (65)on so many technological devices that can help patients survive.
Mary:There is no doubt that these devices (66)provided (provide) by companies help hospitals strengthen (67)their (they) commitment to patients.
Tom:Besides,professionals (68)who/that work abroad can now communicate with their
families back home with the use of mobile phones or computers.
Mary:You are (69)completely(complete) right.It is these practical inventions (70)that
improve the quality of everybody's life every day.