1. 我讲复习我学过的知识用英语怎么说用be going to结构
I am going to go over what I have learned.
2. 这句话用英语怎么说“学过的知识要及时复习，如果不及时复习就会忘记。”
学过的知识要及时复习，如果不及时复习就会忘记。
英语是：The knowledge which we have learnt needs reviewing in time, or we will forget it.
句子解释：
knowledge 英[ˈnɒlɪdʒ] 美[ˈnɑ:lɪdʒ]
n. 了解，理解; 知识（表示多方面的知识时有复数knowledges这一用法）; 学科; 见闻;
[例句]She told Parliament she had no knowledge of the affair.
她告诉议会她对此事并不知情。
review 英[rɪˈvju:] 美[rɪˈvju]
n. 回顾; 复习; （报刊的） 评论; [法] 复审;
vt. 评论; 复习; 复查; 检验;
vi. 复习功课; 写评论;
[例句]The president ordered a review of US economic aid to Jordan
总统下令对美国向约旦提供的经济援助进行审查。
forget 英[fəˈget] 美[fərˈget]
vt. 忘掉; 忘记，忘却; 忽略，疏忽; 遗落;
vi. 忘记; 忽视;
[例句]Sometimes I improvise and change the words because I forget them.
有时，我临场发挥改了词，因为我把原来的词给忘了。
3. 如何用英语说：让我们复习一下昨天学的内容时
Let's review what we leant yersterday
4. 英语翻译：如果老师教了你新知识，你要及时复习，把不会的题目记下来
first, if you learn something new, you must review/ go over it in time and note down the problems that you are not good at. second, you must practise more. third, you must have a good plan about waht you're going to do and make the best use of time so that you can save much time to do something you're interested in. what's more, it can improve your grades.these are my successful experience. i wish it a bit helpful to you all.
5. 英语翻译 帮助学生对今天所学的知识进行总结并加深知识的记忆英语怎么说
To help the students learned today of knowledge of the memory of the summary and deepen the knowledge of English