The core parts of TOEFL include listening, reading, speaking and writing. For many candidates, these contents are the weak links in language learning. Candidates have not been fully trained in English listening comprehension, reading comprehension, oral expression and writing ability, and it is easy for them to perform poorly in these aspects, thus affecting their test scores.

2. TOEFL test questions usually have certain difficulty and complexity. Candidates are required to have a high level of English and the ability to solve problems. Especially reading and speaking, the topics involve the knowledge and understanding of various disciplines. Candidates are not fully prepared in this respect, and their ability to understand and solve problems is weak, which will affect their test scores.