英语专家组进行了权威的解释。英语学习中其实对孩子困扰最大的就是听力、单词记忆、语法、写作、口语五个专项，他们紧密联系就像是构成一个木桶的模板，缺了哪块都不行。
The English expert group gave an authoritative explanation. In fact, the biggest problem for children in English learning is listening, vocabulary memory, grammar, writing and spoken English. They are closely related as a template to form a barrel, without which they can't.
单词记不住，就会提笔忘词、漏词、错词，阅读题看不懂；单词--词组--句子，单词是基础，至2012年大部分学校都在小学阶段完成了基本单词原始积累，单词记忆，后期最有效的是在句子中记忆单词，前期可能觉得工作量大麻烦，但只要坚持，成效显著。
If you can't remember a word, you will forget it, miss it, miss it, and you can't understand the reading questions. Words - phrases - sentences, words are the foundation. By 2012, most schools have completed the original accumulation of basic words in primary school. Word memory is the most effective way to memorize words in sentences. In the early stage, you may feel the heavy workload. But as long as we persist, the results are remarkable.