John _______ so hard on his project that he didn’t notice his mom enter the room. A. works B. has wo...
2022-10-23 02:05:07 53次 浙江省温州市2018年中考英语试卷 单选题 反馈错误 加入收藏 正确率 : 100%
题目内容：
John _______ so hard on his project that he didn’t notice his mom enter the room.
A. works
B. has worked
C. was working
D. will work
本题链接：
