关于英语的知识（请回答以下问题）

关于英语的知识（请回答以下问题）
1."protect the innocent"中"protect"是_____动词（填及物或不及物）,innocent是_____词,为什么可以用来作宾语_________________________.
2."he wanted to make jill go to jail instead of himself.（其中"instead of 被划线了"）"划线部分表达前后两个状况是_____（填相同或相反）,前面状况是_____,后面状况是_____（填肯定或否定）.
3.动名词和动词不定式用于_____后面,使用动词不定式或动名词取决于_____.
4.总结不定式在句中充当什么成分：
(1)it is not easy to sing a song in english.
(2)his duty is to look after this baby.（请翻译）
(3)we decided to have lunch.
(4)they have lots of things to do.
5.举出生活中较为常用的含有不定式的词组并造句（最少四个）.
6.总结名词在句中充当什么成分：
(1)learning by heart is the most important way to study english well.（请翻译）
(2)he forgot leaving his key on the table when he left.
(3)my favourite subject is playing table tennis.
(4)this washing machine is the most expensive in the shop.
7.举出生活中较为常用的后接-ing的词组并造句（最少四个）.