III.    READING

  a. Choose the word or phrase - a, b, c or d - that best fits the blank space in the following passage.

What will our future (46) ________? Floating cities, flying to work and traveling in cars capable (47) _______ operating underwater? And how will technology advance to make use of our natural (48) _______ to help feed our growing population in (49) ____ areas as food, water and electricity? The era of smog-filled skies will be over, (50) ______ fewer of us will be driving cars. There will no longer be the use for cars and roads as we‘ll be piloting (51)______ friendly personal vehicles between cities and under the seas. And we will never be (52) again thanks to GPS-driven virtual mapping. Then again, with teleportation we will not need to travel (53) ________. And, (54) ________ of all, we‘ll all have more time to enjoy the astounding advances of our near future, because we‘ll all be (55) ________longer. A lot longer.

What will our future (46) ________?