下列各项中对句式的分类正确的一项是(　　)①去以六月息者也　 ②《齐谐》者，志怪者也　 ③彼且奚适也　④夫晋，何厌之有　 ⑤都督阎公之雅望　 ⑥问征夫以前路　⑦今臣亡国贱俘 　 ⑧而莫之夭阏者

It worries the couple a lot ______ their only son is behaving worse and worse these days.

I find ____ useful _____ English well.

_____ name is Wang Hua, and _____ is a student.

It is reported that 40 percent of the land in Brazil________covered with trees