What tense should IELTS composition use?

If you take the A-class exam, that is, the academic IELTS, it is for studying abroad. There are two kinds of essays. One is the description of the flow chart, which mainly uses the simple present tense and pays more attention to the third person singular and passive voice. Will use the present perfect tense according to the situation, because you would like to use it later ... Second, describe statistical data, usually statistical charts. Note that the main tense of this topic is the past tense, because the existing data are all past tense, except for the prediction of the future (there is almost no prediction of the future), and then the perfect tense will be used as required. In view of the fact that the main tense of the article is the simple past tense, the perfect tense is usually used when necessary. In addition, the correct use of passive voice will add a lot to the article.

If you take the G test, which is the general IELTS, it is used for immigration. That short composition is in the form of letters, which are roughly classified as:? Complaint letter, apology letter, consultation letter, plan change letter, thank-you letter, cover letter, recommendation letter, etc. This belief tense basically uses the general present tense and the general past tense of credit to describe past events, and emphasizes that reversed events use the present perfect tense.

What's more, some people are used to writing at the beginning of letters? Me? Me? Writing? This? Letter ... (present continuous tense),? Ending with I? Me? Looking for? Forward? To ...? The present continuous tense indicates the future. But this is not necessary.