I Write the complete sentence :
We/ live/ extended family/ for over twenty years.
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The Smiths/ spend/ two days/ Ha Noi/ before they / travel/ Sa Pa/ last week.
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After Lan/ say goodbye/ her parents/,/ she / go/ school.
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There / be/ considerable increase/ the number/ Vietnamese students/ studying overseas.
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.It / be very difficult/ persuade them / leave early
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Conical hat making/ the village/ be passed/ generation to generation.
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7. We/ delighted that/ you/ pass/ your exam.
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8. He/ so brave that/ he/ run after/ thief/ get the bag back.
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9. The number/ Vietnamese students/ study overseas/ increased considerably.
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10. It / interesting/ me/ know that/ he/ going/ invest/ Viet Nam.