34. ( )________, obese people have a higher risk of getting heart disease.
(A)It is well know
(B)We allknow it
(C)It is a known fact
(D)As we all know
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統計: A(29), B(23), C(57), D(291), E(0) #1821224
統計: A(29), B(23), C(57), D(291), E(0) #1821224