1.Creatures that lack motivation, that find it easy to slip into oblivious rapture, are likely to lead short (if happy) lives.
生物没有动机的很容易滑进不易察觉的极度欢喜中，这有可能导致短暂的生命。
2.If you're really disorganized and lack motivation, then you can spend time trying to increase your total output.
如果你真的没有组织能力，缺乏动力，那么你可以花些时间来设法提高你的总产出。
3.Although it may not be on purpose, teachers are often the reason some students lack motivation.
虽然不是故意的，但是教师常被认为是一些学生丧失学习动机的主因。
4.Students' passivity is found everywhere in the whole process of English learning. Most teachers generalize that students lack motivation.
课堂气氛不活跃、学生学习被动，这些都可归结为学生缺乏学习动机。
5.It decreases students' interest in learning physics and students lack motivation for learning physics. Motivation is the source of learning.
动机是学习的源泉，如何在物理教学中激发学生学习动机，是摆在物理教学面前的重大课题。
6.In the teaching practice, it is found that most of the adult learners lack motivation and their motivational levels are relatively low.
在教学过程中，笔者发现，大部分的成人学生缺乏英语学习的动力，普遍动机水平较低。
7.Candidates who get on postgraduate courses by cheating lack motivation to work hard.
那些通过作弊考上研究生的考生往往缺乏刻苦学习的动力。
8.If our circumstances are beyond our control, naturally, we'll lack motivation to take action.
假如我们的处境超出了我们的掌控范围，那么我们会自然而然地丧失采取行动做出改变的动机。