下列句子中，加点的词语使用恰当的一项是（3分）（ ）

She is the only one among the _______ writers who ______ stories for children.

．—Let’s throw a surprise party for mom’s 50th birthday.—That’s a good ideaWe_________several of her friends

Who can you turn to in time of danger, if not ___?

I have finshed my homework ,let’s watch the program I AM A SINGER on Hunan TV.—_________.