Understanding Gerunds (Verb-ing)
A gerund is formed by adding the suffix -ing to a base verb (e.g., eating, running, studying).
Although it looks like a continuous verb, a gerund functions syntactically as a noun.
There are three primary grammatical positions a gerund can hold in an English sentence.
1. The Gerund as the Subject of a Sentence
When we want to talk about an activity or action as the main topic of our sentence, we place the gerund at the beginning as the grammatical subject.
Structure: Gerund + singular verb + ...
Note: A gerund subject is always treated as a singular noun.
- Smoking is forbidden in this facility.
- Learning a new language opens many doors. (The action of learning is the subject).
- Driving at night requires extra focus.
2. The Gerund as a Direct Object
A gerund can act as the direct object of a verb, receiving the action of the main verb in the sentence.
Structure: Subject + Main Verb + Gerund + ...
- I really enjoy gardening on weekends. (Gardening is the object of “enjoy”).
- They finished painting the garage. (Painting is the object of “finished”).
- She dislikes waiting in long lines.
3. The Gerund as a Subject Complement
A gerund can follow the linking verb to be (am, is, are, was, were) to define or explain the subject of the sentence.
Structure: Subject + Be + Gerund + ...
- My favorite hobby is reading. (Reading explains the hobby).
- His job is developing new software programs.
- What I hate most is washing the dishes.
4. Summary of Grammatical Positions
| Position | Function | Example Sentence |
|---|---|---|
| Subject | Performs the action in the clause | Exercising is healthy. |
| Direct Object | Receives the action of the verb | I love cooking. |
| Subject Complement | Explains or renames the subject | Her passion is singing. |
Next, we will explore Understanding Infinitives to learn about the roles of to-infinitives and bare infinitives in English sentences.