Question

My son ______spend all his pocket money, but now he ______saving some of it.

A. was used to…used to
B. used to…is used to
C. used to…used to
D. was used to…is used to

Answer 1

答案B
根据but now可知前文应为过去时态，used to可表示曾经做某事，be used to doing sth 习惯了做某事，故选B。