形容词
1. What does this word mean? 这个词是什么意思?
2. You look in this box and I look in that box. 你看这边的盒子,我看那边的盒子。
副词
1. The fish I caught was this big. 我捕到的那条鱼有这么大。
代词
1. Look at this. 瞧瞧这个。
2. He ought to be here by this. 他这时该到这儿了。