IT IS ESSENTIAL THAT SHE________ BEFORE HALF PAST EIGHT.A. ARRIVES...
45. It is essential that she________ before half past eight.
A. arrives
B.will arrive
C. must arrive
D. arrive
Read the following passage and mark the letter A, B, C, or D to indicate the correct
answer for each of the blanks.
The big issue for plane-makers planning for the future is size, not speed. With the skies
already full of air traffic, and with worse to (46)_________ , the important questions for
the designers are how many passengers they can fit into the new super-planes and who
will be (47) to build them first. Imagine yourself ten years from now in a packed airport
departure lounge. Eight hundred passengers are waiting with you for their first flight on
one of a remarkable range of super-planes, and the check-in time (48)__________ have
been as much as four hours before take-off to allow for the extra people. Impossible? Far
from it. Designs for these planes are already (49)_________ on computer at the world’s
top aircraft manufacturers, waiting to be turned (50)_________ reality. The airlines badly
need the new jets to (51)________ with future increases in passenger (52)________ . A
billion passengers a year are currently carried by air, but that figure is (53)___________ to
double by the year 2020. The only practical of avoiding making the skies even busier is to
build much bigger planes. The race to build the new jets is the hottest contests in the
airliner business. Manufacturers are working (55)______ with the major airlines to
produce designs that will please airlines and passengers alike.