Page 265 - Grammar Explorer 2 - demo

5 Combine the sentences with the conjunction in parentheses. Do not change the order of the
information. Add a comma if necessary.

1. There are around 1900 active volcanoes on Earth. It is important to study them. (since)

Since there are around 1900 active volcanoes on Earth, it is important
to study them.

2. My friend and I were in Sicily. We saw Mount Etna. (since)

3. Mount Etna is interesting. It erupts frequently. (because)

4. It was a hot day. We wore shorts and t-shirts. (because)

5. The volcano was very high. We didn’t climb to the top. (because)

6. We had a wonderful view. It was a clear day. (because)

7. We climbed for several hours. We were very tired. (since)

8. My friend was excited. He found some lava. (because)

9.4 Adverb Clauses: Contrast

We took a walk even though it was raining.
Main Clause Adverb Clause
I like that restaurant although it is quite expensive.
Main Clause Adverb Clause

1. An adverb clause of contrast begins Although golf is a popular sport, I don’t like it.
with the conjunctions although or Adverb Clause Main Clause
even though. It introduces a contrast I went swimming even though the water was very cold.
that is often surprising. The surprising
information is in the main clause. Main Clause Adverb Clause

2. Remember: An adverb clause can Even though I was sick, I went to work.
come before or after the main clause. Although I wanted to go out, I stayed home last night.
Use a comma when the adverb clause
comes at the beginning of a sentence.

UNIT 9 LESSON 2 245
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