以前我不喜欢狗。 Before I didn't like dogs.

以前我不喜欢牛肉。 Before I didn't like beef.

以前我不喜欢去跑步。 Before I didn't like going running.

 以前我不会骑自行车。 I couldn't go cycling before.

在唐朝人们不会使用英特网。 People couldn't use the Internet in the Tang dynasty.

以前我不高，很文静，现在我长高了，我也很活泼。Before I wasn't tall, I was quiet, Now I am tall, I am active.

以前她是短发，现在是长发。Before she had short hair,Now she has long hair.

以前他没有戴眼镜，现在他戴眼镜了。 Before he didn't wear glasses,Now he wears glasses.

以前我不会游泳，现在我游得非常好。Before I couldn't swim,Now I can swim very well.

以前他不喜欢读书，现在喜欢读书。 Before he didn't like reading books,Now he likes reading books.

我以前的学校里没有图书馆。,There was no library in my old school.

请给我们讲讲您的学校吧。Tell us about your school, please.

你怎么知道的？How do you know that ?

我在网上查阅。I looked it up on the Internet.

我那时候没有电脑也没有网络。There were no computers or Internet in my time.

以前我很安静,现在我在课堂上很活跃。Before, I was quiet, Now, I'm very active in class.

我以前个子小，自行车骑得不好。现在我天天骑车。I was short, so I couldn't ride my bike very well,Now, I go cycling every day.

  爷爷的学校是什么样子的？What was Grandpa's school like?

   迈克是怎样改变的？ How did Mike change？

 你昨晚梦到什么？What did you dream about last night?