问题
选择题
While she TV in the sitting room, the bell______. [ ]
A. watches; rings
B. is watching; rangs
C. was watching; rang
D.watched; was ringing
答案
答案:C
While she TV in the sitting room, the bell______. [ ]
A. watches; rings
B. is watching; rangs
C. was watching; rang
D.watched; was ringing
答案:C