______important work she is doing!hard they are ______working

问题描述:

______important work she is doing!hard they are ______working
______great fun they had last night!
______hard they are working filed!
____well the girl plays the piano!
用What和How填空,

what
what
how
how不用是whata或an的形式吗,还有一题______importantinformation shegave me yesterday!