Em hãy dùng cấu trúc ''used to '' hoặc ''didn't used to '' để viết 1 câu ngược nghĩa với câu đã cho.
1. There is so much litter on the streets.
2. There is a lot of traffic on the roads.
3. Long's changed! He's so miserable.
4. And he's really mean.
5. He's badly dressed.
1 There used to be lesslitter on the street
2 There used to be little traffic on the roads
3 Long didn't use to be so miserable
4 And he didn't use to be mean
5 He used to be better dressed
There didn't use to be so much litter on the streets.
There didn't use to be a lot of vehicles on the road.
Long is used to be very happy.
And he didn't use to be very mean.
He didn't use to be badly dressed.