44. Categories like articles, person pronouns, auxiliary verbs，prepositions and conjunctions are usually not stressed.
举一反三
- Conjunctions, prepositions, articles and pronouns are ____ class words, because the number of these words usually do not change.
- Pronouns, prepositions, conjunctions and articles are closed-class words.
- Pronouns, prepositions, conjunctions and articles are all open class items. （ ）
- Words like pronouns, prepositions, conjunctions, articles are ______ items. （ ） A: open-class B: closed-class C: neither open-class nor closed-class
- 中国大学MOOC: In English news headlines, function words such as articles, linking verbs, auxiliary verbs and conjunctions are often omitted.