III. Make sentences using the words and phrases given:
1. My brother / been/ Thailand.
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2. We /shouldn’t/ rubbish/ the street.
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3. They /enjoy /stay/ a farm/ during /summer/ vacation.
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4. Although /the/ film /late/ I /will /see/ it.
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5. We/ live/ healthier /and /happier/ life /if /keep/ our /environment /clean.
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