`1.` I haven't seen her for 10 years
`2.` I haven't seen him since June
`3.` He has worked in this company for 5 years
`4.` They have lived here for 10 years
`5.` Lan has learnt French since 2000
`6.` Lan hasn't gone to the zoo for 2 years
`7.` This is the first time I have eaten this kind of food
`9.` She has had a holiday for 2 years
`10.` He hasn't come to the cinema for 3 weeks
`11.` The last time we were to the park was 2 days ago
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`-` Áp dụng:
`@` thì hiện tại hoàn thành:
`->` S + have/has + Vpp + O
`->` S + have/has + (not) + Vpp + O.