.(2010·山东淄博高三第一次摸底考试) 21. In fact that was _______ time ________ foreigners seldom came to the city.
A. a; which B. a; when
C. the; that D. the; then
.(2010·山东淄博高三第一次摸底考试) 21. In fact that was _______ time ________ foreigners seldom came to the city.
A. a; which B. a; when
C. the; that D. the; then
B