afford 是及物动词，常与can，could，be able to 连用，表示“有足够的钱或时间做某事”或“负担得起费用、损失等”。如：[文章版权 禁止转载:考试与评价 http://www.trgroup.com.cn/te/ e~G Msz|+O"#%/FroG]

    Can you afford twenty thousand pounds for a house? 你能花两万英镑买一幢房子吗？[文章版权 禁止转载:考试与评价 http://www.trgroup.com.cn/te/ QF_d=q1\,Z+}.:qFroG]

    We had to walk because we couldn't afford to take a taxi. 我们坐不起出租车而只好步行。[文章版权 禁止转载:考试与评价 http://www.trgroup.com.cn/te/ Gny3nBsL}Vj4%_FroG]