计算(﹣a3)3的结果正确是( )
A:﹣a3
B:﹣a6
C:﹣a9
D:a9
交损友对我们造成的危害是( )
用所给单词的适当形式填空
选出与句子内容相符的图片。
① It's going to rain soon. ____ A.
② It's going to snow.____ B.
③ It's raining now____ C.
④ It's going to be windy in Lhasa.____ D.