Bài 9:Viết lại các câu dưới đây với “since” hoặc “for”,sử dụng thì hiện tại hoàn thành.
1. I/have/this computer/three years.
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2. They/live/Da Lat/last year.
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3. She/be/happy/she had the mobile phone.
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4. We/learn/French/a month.
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5. She/work/in this school/2012.
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6. I/use/computers/5 years.
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7. The washing machine/stop working/this morning.
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8. They/know/her a long time.
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9. He/read/this/novel/9 o’clock.
