癌症是严重威胁人类健康的疾病之一，下列与此相关的叙述中不正确的是[ ]

A．原癌基因和抑癌基因普遍存在于人和动物细胞的染色体上

B．细胞癌变后细胞膜表面糖蛋白增加

C．艾滋病患者比正常人患癌症的概率要高

D．在适宜的条件下，癌细胞能够无限增殖

I ______ some clothes to charity because they were too small for me. [ ]

A. gave away

B. gave out

C. gave up

D. gave in