He used to be a careless person, but he very carefully now.
举一反三
- He play basketball. But now he likes football very much. A: use B: used C: uses to D: used to
- Even though his writing was very good, he was ________ about his spelling. A: care B: careful C: carefully D: careless
- ﹣He has been working ________.﹣No wonder he looks very tired now. A: sooner or later B: day and night C: now and then D: here and there
- He used to __________ in the city, but now he has got used to __________ in the country.
- 中国大学MOOC: He used to _____ in the sun, but now he is used to ____ at night.