I 动词不定式说出括号中的部分在以下句中所做的成分1.I saw the boy (play in the room o

1.I saw the boy (play in the room often).
宾语补足语
2.It is hard (for one) (to do) a bit good.状语 逻辑主语
3.It is unwise (of them) (to turn down) the proposal.状语 逻辑主语
4.She seldom comes (but) (to ask) for help.连词 目的状语
She has nothing to do but (lie down) in bed.谓语
She enjoys nothing but (studying) English.谓语
5.She asked not (to be sent)to work in the school.状语
6.Columbus was considered (to have discovered) the great land of America.
主语补足语
II 动名词
说出动名词在以下句中所做的额成分
1.It is no use (quarrelling)with each other.逻辑主语
2.His (going) there won't do any harm.主语
3.They insisted on Tom's (staying) there for dinner.宾语
4.I knew nothing about the window (being) open.定语
5.We insisted on him (doing) it at once.宾补
III 分词
说出分词在以下句中所做的成分
1.(Given) another good chance,he will do it much better.状语
2.The dog (beaten),the girl felt sad.状语
3.The situation is （encouraging).表语
4.We are（encouraged）by the excellent situation.谓语
5.Don't get（excited）,comrade!表语
6.The door is (open).表语
7.The door is (closed).表语

1.I saw the boy (play in the room often). （宾补）
2.It is hard (for one) (to do) a bit good. （动词不定式复合结构）（主语）
3.It is unwise (of them) (to turn down) the proposal.（动词不定式复合结构）（主语）
4.She seldom ...