Category: English Grammar

Adverbial clauses in English function as an adverb to modify verbs, adjectives, or other adverbs. They answer how? when? where? why? or under what conditions?

An adverbial clause is a dependent clause that begins with a subordinating conjunction. Clauses have both a subject and a verb.

An adverbial phrase is a group of words that functions as an adverb but does not have a subject and a verb.

 1. Reason and Purpose Clauses and Phrases

We use these to explain reasons and purposes.

Reason Clauses and Phrases

The reason for an action is expressed in an adverbial clause (dependent clause) or an adverbial phrase. The main clause (independent clause) expresses the result.

1. Many people move to Mexico because they want a lower cost of living.
2. Since punk music challenged authority, it became popular among young people.
3. Jaguars are endangered because of habitat loss in the Amazon.

Quick Review

1. Which two sentences use an adverbial clause?
2. Which one uses an adverbial phrase?
3. What is the reason in each sentence?
4. What is the result?

Answers

1. Sentences 1 and 2
2. Sentence 3
3. because they want a lower cost of living / Since punk music challenged authority / because of habitat loss in the Amazon
4. Many people move to Mexico / it became popular among young people / Jaguars are endangered

Structure

because + clause

since + clause

because of + noun phrase

Purpose Clauses and Phrases

The purpose of an action is expressed in an adverbial clause (dependent clause) or an adverbial phrase. The main clause (independent clause) expresses the action.

1. The band signed to an independent label in order to keep creative control of their music.
2. He moved to Buenos Aires so that he could become fluent in Spanish.
3. She adopted a dog for companionship.

Quick Review

1. Which two sentences use an adverbial clause?
2. Which one uses an adverbial phrase?
3. What is the purpose in each sentence?
4. What is the action?

Answers

1. Sentences 1 and 2
2. Sentence 3
3. in order to keep creative control of their music / so that she could become fluent in Spanish / for companionship
4. The band signed to an independent label / He moved to Buenos Aires / She adopted adopted a dog

Structure

in order to + clause

so that + clause

for + noun phrase

‘In order to‘ can be shortened to just ‘to‘

• The band signed to an independent label to keep creative control if their music.

‘so that’ can be shortened to ‘so’

• He moved to Buenos Aires so he could become fluent in Spanish.

Quick Challenge

Complete each sentence using for, because of, since, or in order to

1. The students fell asleep in class ____ the boring lecture.
2. Many people move to Mexico ____ the cost of living is lower.
3. Many Venezuelans have left their country ____ escape the Chavistas.
4. He wears a water proof jacket ____ protection from the rain.
5. Alejandra goes to the gym ____ get in shape.

2. Time Clauses and Phrases

These show when something happens or how two actions are related in time. They can describe:

• actions happening at the same time
• actions happening every time
• actions up to a specific point in time
• actions from the past until now
• continuous actions with another action
• actions over a duration (how long)
• actions within a specific time period

1. When I lived in Mexico, I could speak Spanish fluently.
2. Whenever lightning strikes outside, my dog hides under the bed.
3. I worked in Querétaro until my work visa expired.
4. I have been a fan of Black Flag since I was a teenager.
5. While I was living in Mexico, the U.S. dollar was strong.
6. I lived in Oaxaca for 3 months.
7. During the summer in San Antonio, I try to stay inside as much as possible.

Quick Challenge

Match each of the previous sentences to the correct use below:

a. amount of time

b. a continuous action

c. a time period

d. same time

e. a time in the past to the present

f. every time

g. up to that time

3. Using -ING After Time Words

When the subject is the same, we can shorten the clause:

Examples:

• After leaving the concert, we went to get something to eat.
• While walking through the jungle, they saw a jaguar in a tree.

If the subjects are different, we cannot shorten the clause.

Examples:

• After we left the concert, my friends went to get something to eat.
• While the tourists walked through the jungle, a jaguar ran across the path.

4. Contrast Clauses

These show unexpected results or opposing ideas.

1. Even though Bad Bunny is very popular, his critics don’t think he is very talented.
2. In spite of the fact that the tickets cost $1,000 each, the concert sold out.
3. In spite of the difficult material, the students passed the final exam!
4. Although Fiesta is very crowded and expensive, people still attend the festivities.

Structure

even though + clause

in spite of the fact that + clause

in spite of + noun phrase

although / even though + clause → use for contrast The main clause can include ‘still’ for emphasis.

Quick Challenge

Complete each sentence using even though, in spite of, or still.

1. ____ the fact that the restaurant was crowded, we decided to wait for a table.
2. ____ the tickets were expensive, I paid for a direct flight to Buenos Aires.
3. Although Spanish is very difficult to learn, I ____ attend classes.
4. ____ the fact that I hate exercising, I continue to go to the gym.
5. Even though pizza is unhealthy, I ____ eat it every Friday.

5. Condition Clauses

They show a condition → result relationship.

• The condition is expressed in the adverbial clause
• The result is expressed in the main clause

Condition clauses show how a condition affects (or does not affect) the result.

Structure

if + clause (the condition affects the result)

even if + clause (the result is the same regardless of the condition)

unless + clause (if not)

1. If you practice English every day, you will become fluent.
2. Even if I’m tired, I will go to the gym.
3. Your dog won’t behave unless you train him.

Quick Challenge

Match the sentence halves that go together.

1. If I meet my soulmate, . . .
2. Unless you practice English outside of class, . . .
3. If inflation continues to rise, . . .
4. Even if the tickets are expensive, . . .
5. If students write a positive evaluation, . . .

a. . . . you won’t become fluent.

b. . . . more people will struggle financially.

c. . . . I will still buy them.

d. . . . the teacher will give them a good grade. 😉

e. . . . I will get married.

Which sentence shows a result that does NOT change?

Quick Challenge

Rewrite each sentence. Use an ‘unless’ clause instead of the ‘if’ clause.

1. If I meet my soulmate, I will get married.
2. If you practice English outside of class, you will become fluent.
3. If inflation continues to rise, people will struggle financially.
4. If the tickets are expensive, I won’t buy them.
5. If students write a positive evaluation, they will get a good grade.

Conclusion

Adverbial clauses and phrases are essential for expressing relationships between ideas clearly and naturally. They allow you to explain reasons, purposes, time relationships, contrasts, and conditions—all of which are key to more advanced and fluent communication.

As you continue practicing, focus on both form and meaning:

• Identify whether you need a clause or a phrase
• Choose the correct structure (because, in order to, while, even though, if, etc.)
• Pay attention to how ideas are connected (cause → result, condition → result, contrast, time)

The more you notice these patterns and use them in real contexts, the more natural your English will become.

Remember! Learning a language is not about perfection—it’s about progress. Keep practicing, stay curious, and trust the process. You are moving beyond English to more opportunities, connections, and self-expression!