Don`t worry about me. I`ll call you______ I get to Dalian.
A:before
B:while
C:since
D:as soon as
如果“节约10%”记作+10%,那么“浪费6%”记作:____ .
下列为某两个物体的投影,其中是在太阳光下形成投影的是( )
2016年第31届夏季奥运会将在巴西的里约热内卢举行.读相关资料图,回答下列问题
已知:2CH3CHO+O2 →△催化剂 2CH3COOH
sun mountains birds river flowers what rainbow park clouds nice
This is a nature ____ .There is a ____ and some ____ in the sky.There are two ____ flying in the sky.Look! There is a beautiful ____ between the two ____ .There is a long ____ on the grass.There are some ____ on the grass. ____ a ____ picture it is!