Cách làm cho bạn:
1. or | 2. and / but | 3. and | 4. and |
C. Circle the correct words to complete the sentences. In one sentence, both options are correct.
1. Brian Skerry is not a scientist but / or a researcher.
2. He is from the United States, and / but he travels all over the world.
3. He takes photos and / or helps scientists.
4. Scientists research and / but learn about sperm whales.
1. or | 2. and / but | 3. and | 4. and |
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