The little girl felt ________ on hearing the _________ news.

Listen! The birdinthe tree.

下列各句中，加点的成语使用恰当的一项是（ ）

Do you find ____ hard to understand real English

f thousands of people marched to the Martin Luther King Jr. Memorial, celebrating the 50th anniversary of King’s famous speech, through which we know _____ he said meant to the black.