Question

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

1. A.
   was used to…used to
2. B.
   used to…is used to
3. C.
   used to…used to
4. D.
   was used to…is used to

Answer 1

B
根據(jù)but now可知前文應(yīng)為過去時(shí)態(tài)，used to可表示曾經(jīng)做某事，be used to doing sth 習(xí)慣了做某事，故選B。