下列实验现象描述，正确的是（   ）

古人写评论，大致三类：ⅠⅡⅢ这三类，未必概全，但纵有遗漏我想也无损于以下事实，即：古代的文学评论一直以私人性，兴趣和偶然为特色，兴致有便写一点，如没有，则可能一辈子也想不起来写，没有谁处心积虑当什么批评家。

①读了好诗文，好词曲，好小说，逢着妙处，就忍不住批解一番，后来整理出来，好教别人，也知道妙在何处，

②为所编的作品集写一些说明，或出于情谊而替别人的书写推荐文字，

③创作之余，有些敝帚自珍的心得，体会，或不得不吐，或值得总结，或欲与友人交流，

④于是借书简，诗词，短论而发。

⑤是为点评。

⑥是为序跋类。

    Keeping a diary in English is one of the best ways to improve our English writing ability.

    Compared with other forms of writing, it is shorter and takes ____(little) time. It can help us to develop the habit of thinking in English.____we stick to this practice,____ (gradual) we'll learn how to express (表达) ourselves in English. In keeping a diary in English, we certainly run up against many ____ (difficult). In the first place, it often ____(happen) that we have trouble ____(find) proper words and phrases to give expression to our mind. And____ is very hard for us to put them into English properly.

    As far as I am____(concern), my suggestion is that we should always have a notebook and a Chinese­English dictionary within easy reach. We can also turn to our English teacher for help, if necessary. In short, I believe that it is ____great use to keep a diary in English for the development of ____ (we) writing skills.

— You don't need to. You can use ____.