【题目】 I could have finished my self-reflection last weekend, but the math classes and exercises _____ all my spare time.
A. take up B. took up
C. had taken up D. had been taking up
在线课程【答案】 B
【解析】
试题分析：考查动词时态。句意：上周我本能完成自我反省，但数学课和作业占用了我所有的业余时间。根据last weekend可知用一般过去时，故选B项。
考点 : 考查动词时态