A:塔里木河
B:额尔齐斯河
C:黄河
D:孔雀河
人类社会生存和发展的基础是 ( )
① ____A.big B.long C.try② ____A.these B.small C.those③ ____A.you B.they C.short
I won't go to the concert because I _______ my ticket.