问题
I still remember there used to be _______ underground cave. My friends and I often had fun in _______ 18-foot-deep cave.
A:an; the
B:a; the
C:an; an
D:a; an;
B:a; the
C:an; an
D:a; an;
正确答案是：
同类题型
The officer gave orders that anyone _____ a gun shouldbe reported to the police station
What’s ______population of China—China has_____ population of 13 billion
Well, it’s been fun talking with you.Thank you for your time.—______.
It is the third time that she has won the race, ____ has surprised us all.