语法
1.Some snakes lay eggs,but others _____ birth to live offspring.
give
giving
they give
to have given
2.Because it was so closely related to communication,_____ art form to develop.
drawing was probably the earliest
to draw early was probably
early drawing probably
the earliest draw.
3.Halley's Comet had its first documented sighting in 240B.C.in China and _____ it has been seen from the Earth 29times.
after
because of
since then
that is
4._____ that managers commit in problem solving is jumping to a conclusion about the cause of a given problem.
Major errors.
Since the major error
The major error
Of the major errors.
5.Algonkian-speaking Native Americans greeted the Pilgrims _____ settled on the eastern shores of what is now New England.
to whom
of which
who
which
6.The best known books of Ross Macdonald,_____ writer of detective novels,feature the character Lew Archer,a private detective.
is the
is an
they are by
the
7.The first building to employ steel skeleton construction,_____.
Chicago,Illinois,the home of the Home Insurance Company Building completed in 1885.
The Home Insurance Company Building in Chicago,Illinois,was completed in 1885.
Because the Home Insurance Company Building in Chicago,Illinois was completed in 1885.
The Home Insurance Company Building in Chicago,Illinois,in 1885.
8.During the course of its growth,a frog undergoes a true metamorphosis _____ with fishlike larval stage.
begin
began
beginning
is begun.
9.Mahalia Jackson,_____ combined powerfully vitality1 with great dignity,was one of the best known gospel singers in the United-States.
it was her singing
which songs
who sang
whose singing
10.Precious metals,gems,and ivory have been used to make buttons,but most buttons are made of _____ wood,glass,or plastic.
such materials that
materials as such
such materials as
such materials.
11.Outside the bright primary rainbow,_____ much fainter secondary rainbow may be visible.
so
a
since
still
12.An critic,teacher,librarian,or poet who hopes to broaden poetry's audience faces the difficult challenge of persuading skeptical2 readers _____.
that poetry is important today
for poetry to be important today
to be important poetry today
poetry that is important today
