Question

In the last hundred years, traveling
(become) much easier and more comfortable.
In the 19th
century, it
(take) two or three months to cross North America by
covered wagon. The trip
(be) very rough and often dangerous. The situation
(change) a great deal over the last century. Now you can fly from New York to Los
Angeles in a matter of hours.

Answer 1

Answer:

i) became

ii) takes

iii) is

iv) changes

Explanation:

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