A:融化得快
B:融化得一样快
C:融化得慢
When playing football, Tom had his leg b____and was sent to a hospital.
有学者认为:“新航路开辟以后,欧洲的商人和殖民者在欧洲、亚洲、非洲、美洲之间建立了直接的商业联系”。这表明()