英语,改成同意句（1）I don't know what I should do.I don't konw＿＿（后面只有两格）（2）Mr Smith is busy now.He is writing a book.Mr Smith is ＿＿ （只有两格）a book now.
问题描述：
英语,改成同意句
（1）I don't know what I should do.
I don't konw＿＿（后面只有两格）
（2）Mr Smith is busy now.He is writing a book.
Mr Smith is ＿＿ （只有两格）a book now.
答
do what
busy writing
答
what to do
busy writing
答
to do
busy writing
别看其它了,答案也是一样