1·Our head teacher always encourages us to solve problems by ourselves.
我们班主任总是鼓励我们自己解决问题。
2·Why not try to make one by ourselves?
为什么我们不试着自己做一个呢？
3·We river-bankers, we hardly ever come here by ourselves.
我们这些河边居民，很少自己到这儿来。
4·Accomplishing an objective set by ourselves can give us a sense of fulfillment.
完成我们自己设定的目标可以给我们带来满足感。
5·For then we will realize that our lives are not controlled by the whims of fate, but by ourselves, by our own actions, and by our own willpower.
因为到那时我们就会意识到，我们的生活不是由莫测的命运控制的，而是由我们自己、我们自己的行动和我们自己的意志控制的。
6·Why not make one by ourselves?
为什么不自己做一个呢？
7·We couldn't do all the work by ourselves.
我们不能独自完成所有工作。
8·How about we just read by ourselves for a while?
我们就自己看会儿书怎么样？
9·We should develop the habit of doubting, and the ability to decide by ourselves.
我们应该养成怀疑的习惯，培养自己做决定的能力。
10·At present there are many online courses and we can choose some to study by ourselves.
目前有很多在线课程，我们可以自己选择一些来学习。