I am sure to do it.其中to do it是不定式做这个句子的什么成分?I am afraid to stay at home alone.其中to stay at home alone 是什么成分?

cheer up!i am sure you will make it为什么其中的make it不能换成do it I'm sure to do it myself I am sure you do i am not sure what have to do today. I am sure that I will do all what I can to do love you I am sure to do it.其中to do it是不定式做这个句子的什么成分?I am afraid to stay at home alone.其中to stay at home alone 是什么成分? 英语翻译我保证我自己可以做到一切=I am sure I can do it( )( )( ). Given another chance,I am sure I can do it better ,为什么用given呢? Sure that i had passed,i began to enjoy the driving.请问,Sure that .是不是 It is sure that.或者是i am sure that ...的缩写. I am happy to do it!I'd love to do so!I am irritating you!. I am quiet sure of it,too. i am just not sure if there is much we can do about it翻译 I was not sure/certain what I ought to do.为什么这样was not可以是I am not sure /certain what I ought to do. It is c____ now .I am sure it is going to rain. Are the girls going to the party?A.I know so B.I am sure soC.I am sure of itD.I question it I am sure to succeed.句子成分?! how am i going to do it中文翻译 am,to,going,how,it,I,do(连词成句)