It remains unclear, too, whether the programs can consistently recruit enough high-potential students to sustain profitable operations once they exhaust their venture capital.
思考题：
The programs now are largely sustained by funds from investors.
A. True
B. False
词汇突破
1. consistently：持续地
2. recruit 招募
3. high-potential 高潜力的
4. sustain 维持
5.profitable operations 盈利的运作
6. exhaust 耗尽
7. venture capital 风险资本=风险投资（来自于投资人的）
句子解析
注：黄色是主干，红色是定语，绿色是状语，紫色是同位语，蓝色是作为灵活机动的表示
It remains unclear, too, whether the programs can consistently recruit enough high-potential students to sustain profitable operations once they exhaust their venture capital.
参考译文：目前还有一件事情不清楚，一旦这些项目耗尽了风险资本，它们是否能够持续招聘足够多的高潜力学生，以维持盈利的运作。
背景信息
文章的标题是这样：Code Now. Pay Tuition Later. 现在学编程，学费以后交。
先培训你编程，不要你的学费，以后你就业了，你把你一定比例的收入交给我。国外比较流行一种新的职业教育模式简称：income-share agreement, or ISA.文章讨论了这种模式的利弊。刚才的句子就是在谈其中的一个问题。
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