基础英语语法题求详解!

基础英语语法题求详解!
1.Will you be at the party__?
A.next Tuesday B.the next Tuesday C.on next Tuesday D.on the next Tuesday
2.Two TV cameras __eyes of a mechanical man.
A.are served as B.serve as C.will be served as D.were served as
3.We do not necessarily grow wiser __we grow older .
A.becuse B.while C.as soon as D.unless
4.They failed to pass the exam last time .I regretted__.
A.to be not able to help B.being unable to help C.being not able to help D.not be able to help
5.The weather __fine;they decided to go out for a walk.
A.is B.was C.being D.having
不要只有答案 我要的是每个选项的解释！