—It's a long story, but there are not any new words in it.

—Good! _______ it will be hard for children. [ ]

A. So

B. Or

C. But

D. And

可出现局限性淋巴结肿大的疾病是（）

A.淋巴结结核

B.传染性单核细胞增多症

C.系统性红斑狼疮

D.急性白血病

E.淋巴瘤