Copernicus’s theory is now the basis ______ all our ideas of the universe are built.
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to which
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on which
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for which
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by which
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Thanks for your help , I couldn’t finish the work in time .
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with which
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under which
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without which
D
for which
----- Believe it or not, my sister and I are twins. ----Oh, you must have had the case ________ you were taken for your sister.
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which
B
whose
C
where
D
whom
Occasions are rare _____________ I can spend a whole day with my daughter.
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that
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where
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when
D
which
I went to that fancy restaurant with my wife yesterday, _____ chefs are really brilliant.
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when
B
which
C
who
D
whose