An ecosystem consists of the living and nonliving things in an area ________ interact with one another.
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A
that
B
where
C
who
D
what
推荐题目
It's helpful to put children in a situation ______ they can see themselves differently.
#75304
A
that
B
when
C
which
D
where
We can never forget the days _______the two astronauts in spaceship worked together and the days _______we spent together.
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A
which; when
B
when; which
C
what; that
D
on which; when
A turning point of the continuously high housing price won't appear suddenly because there must be a certain process _ many factors lead to the change．
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A
which
B
what
C
where
D
that
He is a man of great help, with ________ help you can solve the problem easily.
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A
his
B
which
C
whom
D
whose
Mr. Duncan raised an unnecessary question __________ he then failed to find an answer.
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A
to which
B
for which
C
with which
D
by which