1、 利用对比法，将二十名初中阶段的学生分成四组，每组各五名同学，然后

1, using the comparative method, twenty junior high students into four groups, each of five students in each group, and then select the same piece of material taught in the word, the material selected for this twenty junior high school students did not learn vocabulary. <br>2, for the same piece of material, a three-day experimental study of four groups. Start of the test, the teacher of the four groups of students for a period of one hour a day teaching vocabulary, which means teaching the first group does not use teaching strategies vocabulary professor, teaching methods of the second group uses the communicative approach to teach vocabulary, the third group vocabulary review and consolidate teaching methods adopted method, the fourth group of students in three days using vocabulary that is taught in the communicative approach and adopt the method of review and consolidate. <br>3, by the same teacher that is the author, for a period of one hour a day teaching English vocabulary. The first day, the next day when the end of the task of teaching students to four day evaluation vocabulary learned, arranged daily homework. Wherein the first set of constants, and a second group, third group and fourth group for comparison, the author has to be recorded a day, a reference to the experimental results. <br>4, at the end of the third day of the experiment, the author of four groups of students have learned vocabulary overall assessment three days, and summarizes the results, a record

1, the use of comparison method, the 20 junior high school students divided into four groups, each group of five students, and then choose the same piece of material to teach words, the material selected for these 20 junior high school students did not learn the vocabulary.<br>2. For the same material, four groups carried out a three-day experimental study. At the beginning of the experiment, the teacher gave four groups of students an hour-long vocabulary teaching every day, in which the first group of teaching methods did not use teaching strategies to teach vocabulary, the second group of teaching methods used communicative teaching methods for vocabulary teaching, and the third group of vocabulary teaching methods to take a review and consolidation method, The fourth group of students in the three-day vocabulary teaching, that is, the use of communicative teaching methods and the use of review and consolidation methods.<br>3, by the same teacher that is the author, every day for an hour of English vocabulary teaching. On the first and second day of teaching tasks, four groups of students were assessed on the vocabulary learned on the same day and assigned daily homework. Among them, the first group is constant, with the second group, the third group and the fourth group to compare, the author needs to record every day, for the experimental results to do reference.<br>4. At the end of the third day of the experiment, the author carried out a three-day total assessment of the vocabulary learned by four groups of students, and summarized the results and recorded

1. Twenty junior middle school students were divided into four groups, each group had five students, and then the same materials were selected to teach the words. The selected materials were the words that the twenty junior middle school students did not learn.<br>2. For the same material, four groups were carried out for three days. At the beginning of the experiment, four groups of students were taught vocabulary for one hour every day. The first group of students did not use teaching strategies to teach vocabulary, the second group of students used communicative teaching methods to teach vocabulary, the third group of students used review and consolidation methods, the fourth group of students used communicative teaching in three days of vocabulary teaching Law also adopts the method of review and consolidation,.<br>3. The same teacher, i.e. the author, teaches English vocabulary for one hour every day. At the end of the teaching task on the first and second day, the students in the four groups were assessed on the vocabulary learned on that day and assigned daily homework. Among them, the first group is constant, compared with the second group, the third group and the fourth group. The author needs to record every day for reference to the experimental results.<br>4. At the end of the experiment on the third day, the author tested the four groups of students' vocabulary in three days, summarized the results and recorded them