化简(-y)8÷(-y2)的结果等于 [ ]
A.y4
B.y6
C.-y6
D.-y4
答案:C
An accident happened at ______crossroads a few meters away from_____bank .
A.a ;a
B./;a
C./;the
D.the ;/
抗美援朝战争中获得“万岁军”称号的部队是()。
A.12军
B.15军
C.38军