根据所给汉语提示完成句子。

1. It's hard for the old villagers _____ (谋生) in big cities.

2. They stayed at home _____ (一直) because of the heavy rain,

3. The boy practiced basketball very hard _____ (为了) become a professional basketball player.

4. Many athletes _____ (捐钱给慈善机构) to help poor people.

5. If you don't work hard now, you'll never _____ (上大学).

女性，45岁，发现右侧 * * 包块及左侧腹股沟淋巴结肿大1个月，查体：右侧乳腺及左腹股沟各扪及一2cm×2cm大小包块，活动、质软、无痛。

患者淋巴结活检结果是弥漫性大B细胞型，最可能诊断是（）

A.急性白血病

B.慢性粒细胞白血病

C.非霍奇金淋巴瘤

D.霍奇金病

E.MDS