The sun is shining brightly today .为什么是brightly?

The sun is shining brightly today .为什么是brightly? The sun is shining brightly为什么用shining不用shine the sun is shining brightly.(brightly画线） The sun is shining brightly改成感叹句 The sun is shining brightly today.=It's _______________ ____ 英语翻译另外还有一句,the sun is shining brightly. The sun is shining brightly(写出其同义句) the sun skines brightly today. it s s .the sun shining brightly. the sun is s______ brightly Today is a fine day,the sun( )brightly the moon is shining brightly改为感叹句