Do you think soy milk is different _____ milk?[ ]

I have been trying my best to study English ________ I want to have a chance to be a volunteer for the Beijing Olympics. [ ]

Rober is just one young oversea Chinese _____has come to visit his ancestor’s homeland.

Tom does well in skating, and __________.

This is ________ one-eyed sick animal that needs ________ X-ray.