[简答题]以下是某高中英语教师教授短文的教学片段：
(1) The teacher wrote the new vocabulary down and asked students to look them up in the dictionary.
(2) The teacher explained the usage of those words in Chinese.
(3) After dealing with the vocabulary, the teacher began to focus on passage reading.
根据所给材料回答下列三个问题：
(1)该教师采用了什么教学方法?用这种方法进行词汇教学有何缺点?(10分)
(2)针对该教学方法的缺点，对该教师的词汇教学提出建议。(12分)
(3)列举两种常见的词汇教学模式，并简要说明。(8分)
