() the dog was the first animal to be domesticated is generally agreed upon by authorities in the field.
A. Until
B. It was
C. What
D. That
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(), I shall still have to work in the garden.
As the sun is hot
B. Hot as the sun is
C. As hot the sun is
D. Hot as is the sun
A given event will be described in several ways by () witnesses.
A. many
B. as many
C. so many
D. same many
The great use of a school education is () to teach you things as to teach you the art of learning.
A. much
B. much as
C. not so much
D. much more
() all the help from machines, farming still requires hard work and long hours.
A. With
B. Without
C. Although
D. But for