Our teacher is strict with us. 我们的老师对我们要求严格。
That car is mine not yours .那辆车是我的不是你的。
I want my friend to buy that book for me . 我想要我的朋友为我买那本书。
This is my computer and that is your computer . 这是我的电脑而 那是你的电脑。
