61,i used to stay up late to watch football matches last year,but now I don't.
62,there used to be some trees in the field,but now there aren't any.
63,linda used to live with her parents
64,he used to be a poor man,but now he becomes a rich businessman.
65,they didn't use to go to the cinema every Sunday last year.
66,in the past,my hair used to short.
67,i used to have time to collect stamps when I was in primary school.
68,did you use to go to the beach when you lived in Nha Trang?
Cấu trúc
S+used to V
Did S use to V
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