问题

There is a new problem involved in the popularity of private cars _______ road conditions need _______.
A:that; to be improved
B:which; to be improved
C:where; improving
D:when; improving
B:which; to be improved
C:where; improving
D:when; improving
正确答案是:
同类题型
You went to town last month, What do youthink of it— Terrible . I _____ go there _____.
It’s me why some people are crazy about iPhoneIt’s just a means of communication
–Why must you go shopping in such weather –My coffee has _____.
Everyone was at the party except you. Whathappened—IafterMike, my pet dog, at home. He was ill.