o Anne’s birthday party, Mr. Brown is nowsearching shop after shop for a nice present for her.

下列各句中，加点的成语使用恰当的一项是 （　　）

(2010·上海)Wind power is an ancient source of energy ________ we may return in the near future

Greatly moved by the movie, __________.

Congratulations to you on making such greatprogress!—Thanks, but I would do better ________ I was givenmore time.