答案选C,look for和find的区别在于：find 强调“找”的结果,而look for 强调“找”的过程.请看下列例句：
He is looking for his bike.他在找他的自行车.
I’m looking for my watch,but can’t find it.我在找我的手表,但是找不到.
I hope you will soon find your lost ring.希望你尽快找到丢失的戒指.