Scientists have achieved a major ___ in the search for a cure for cancer, ____ is good news for those who suffer from cancer.
A.breakthrough; what | B.breakdown; which |
C.breakup; that | D.breakthrough; which |
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Scientists have achieved a major ___ in the search for a cure for cancer, ____ is good news for those who suffer from cancer.
A.breakthrough; what | B.breakdown; which |
C.breakup; that | D.breakthrough; which |
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