—I don't know which skirt was ______, so I took them both.—Yes, it's really difficult to choose.
A:better
B:well
C:best
D:good
x
3
﹣2
4
2
y
-2 3
0
﹣4
22
____ + ____ + ____ = ____
下列各句中,没有语病的一句是( )
以下是一组关于新中国外交的历史图片,这些珍贵的历史镜头所反映的外交大事发生的先后顺序是 ( )