34.________, obese people have a higher risk of getting heart disease.
(A)It is
well know
(B)We all know it
(C)It is a known fact
(D)As we all know
答案:登入後查看
統計: A(21), B(19), C(47), D(234), E(0) #1735394
統計: A(21), B(19), C(47), D(234), E(0) #1735394