Choose the word or phrase that best completes the blank in each sentence.
1-
By declining to run for presidential reelection in 1808, Thomas Jefferson ________ the two-term tradition still followed, with but a few exceptions, to the present day.
A -
to help establish
B -
helped the establishment
C -
helped to establish
D -
in helping to establish
2-
Uranus is just ________ to be seen on a clear night with the naked eye.
A -
bright enough
B -
enough brightly
C -
as enough bright
D -
bright as enough
3-
Arizona ________ a very dry climate.
A -
has
B -
being
C -
having
D -
with
4-
Iron ________ for weapons and tools in the Bronze Age following the Stone Age.
A -
is generally used
B -
generally used
C -
was generally used
D -
used generally
5-
The general public ________ a large number of computers now, because prices are beginning to decrease.
A -
must buy
B -
must buy bought
C -
must be buying
D -
must buying
6-
Football teams don't play in the Super Bowl championship ________ either the National or the American Conference.
A -
unless they win
B -
but they win
C -
unless they will win
D -
but to have won
7-
The foreign policies ________ the Hoover administration undertook in 1929 were marked by good will and peaceful purpose.
A -
that
B -
where
C -
on which
D -
of
8-
Antarctica is larger ________, but it has no native human population.
A -
than Europe or Australia does
B -
Europe or Australia
C -
of Europe or Australia
D -
than Europe or Australia
9-
According to some records, Carl Sandburg ________ was expelled from West Point Military Academy because of deficiencies in English.
