Question

【题目】She often __________ her room on Sundays. But last Sunday she __________ her room.

A. cleaned; did clean

B. cleans; didn't clean

C. cleaned; didn’t cleaned

Answer 1

【答案】B

【解析】由频度副词“often”可知，第一空句子的时态为一般现在时，由“last Sunday”可知第二空处句子的时态为一般过去时态，故选B。