I am very busy _____my work这里填with、about、of还是for

I am very busy on Friday.(改为一般疑问句）_____ _____ very busy on Friday? I am very busy now,so I want to have my clothes _____ (wash). I am very busy.同义句 I am going to b_____ very busy. I am busy _____ (read) the book I am very busy today.的一般过去时 I am very busy today.的一般过去时 i am very busy these days .i want to r____myself. I am very busy.转换成I don't . I am sorry that I did not wtite to you earlier because I have been very busy(同义句）I am sorry that I did not wtite to you earlier_____ _____ ____very busy When is Li Siguang's birthday?I am very busy! I am very busy today改写成一般过去时怎么改 用一般过去时改写句子 I am very busy today i am very busy when people go out to dinners i am very busy with the housework besides working是什么意思 我现在很忙 I am very busy --- --- ---填三个单词 I am going to be very busy翻译 谁可以教教我:I am very busy now 同义句：I am very busy ____ ____ ____.谁知道? I am very busy the shop.的同一句是什么?I am very busy the in shop.