25．With little nor no mass and no electric charge, neutrinos can penetrate a solid object

such as the Earth as if it were not there.

答案是A，怎么改？为什么不能选D？不会光看见as is 就是虚拟语气吧？？

32．New York City’s theatrical district was concentrated the Bowery from 1860 to 1875, and around 1900 the avenue became a center for the Yiddish theater.

答案是D，为什么啊