判断题 Metaphor is a way of talking about one thing in terms of another. It is a device for creating and extending meaning.（）

判断题 Techniques for grouping items of vocabulary fall into three general categories: semantic fields, phonological sets and grammatical sets. Grouping items related by topics, for example, types of fruit, belongs to the semantic fields.（）

判断题 Syllables are short when they are stressed.（）