— How long is it you picked up your badminton training?
— It was not until my finance became better in last December I started the training.
A. since; that
B. before; when
C. until; that
D. that; when
网友回答
(答案→)A. since; that
B. before; when
C. until; that
D. that; when
解析：考查强调句型。句意：--你重新开始羽毛球训练有多久了？--直到去年十二月，我的资金状况好转了，我才开始训练的。根据答语可知，问的是训练多长时间了，而不是过了多久才开始训练的。Since自从；before在......之前。排除B。答语用了强调句型，强调的是not until...。故选A。