Chuyển thành thì hiện tại hoàn thành hoặc thì quá khứ đơn
1 I started collecting stamp last winter
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2 This singer's last performance was in July 20 th
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3 They began playing tennis in the spring of 2012
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4 I last went to the zoo when I was 10
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Chuyển thành thì hiện tại hoàn thành hoặc thì quá khứ đơn
1 The last time I ate shushi was the last summer
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2 I last saw her on monday
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3 I haven't watered this free for a weef
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