The insects would devour all our crops and kill our flocks and herds, if ______ for the protection we get from insect-eating animals.
*
选项:
A:
it is not
B:
it were not
C:
were it not
D:
they were not
*
it is not
it were not
were it not
they were not
以下文字与答案无关
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it is not
B:it were not
C:were it not
D:they were not
learned from
B:learned of
C:learned in
D:learned about
women were told to concentrate on their work
B:women were given information about available administrative jobs
C:women were encouraged to take on all the administrative jobs in the university
D:women were encouraged to do more scholarly activities
were completing
B:will have completed
C:had completed
D:are completing
inchedinched its way
B:wound its way
C:elbowed its way
D:made its way
while
B:as
C:as soon as
D:when
T
B:F
as soon as
B:as long as
C:as well as
D:If the captain were
B:Had the captain been
C:Should the captain be
D:If thecaptain would have been
A、All taxis began to use meters.
B、All taxis got air conditioning.
C、Advertisements were allowed on taxis.
D、Old taxis were replaced with new cabs.
were waiting
B:had been waiting
C:had waited
D:would wait
traded
B:written off
C:settled
D:counted