关于非谓语动词的几道题 求详解

关于非谓语动词的几道题 求详解
对这块总是不精通 很晕 以下A都是对的答案,B是我选的错答案,不要简单一句话哦,本人底子差,
1:(),one needs much practice.
A:to learn swimming well; B:learning swimming well
2:the man did noting but()back what he had said.
A:take; B:taken
3:"will you join us?"i invited ()with us.
A:her to spend the weekend; B:her spending the weekend
4:everything()smoothly.
A:seems to be going; B:seems going
5:the tall boy felt a stone()his back.
A:hit B:hitted
6:my deskmate pretended()me when i passed by.
A:not to see B:not seeing(为什么我选B就不对）
7:have you had the nurse()your little brothers?
A:take B:taken
8:"do you have any clothes ()today?"the servant asked.
A:to be washed B:to wash(不是当不定式的逻辑主语是它的动作的承受者时就可以用主动形式表被动含义吗?）
9:paul doesn't have to be made to learn.(麻烦分析一下这个句子的各个成分都是什么）
10:how much time did you spend ()the text?
A:copying B:on copying
11:do you think it any good ()again?
A:trying B:for you to try again
12:it's no use your telling me (not to worry).括号里的是句子的什么成分呢?