问题
选择题
—What were you doing when Mike ______ you last night?
—I was brushing my teeth. [ ]
A. was phoning
B. phoned
C. is phoning
D. phones
答案
答案:B
—What were you doing when Mike ______ you last night?
—I was brushing my teeth. [ ]
A. was phoning
B. phoned
C. is phoning
D. phones
答案:B