Your dictionary is your useful book.

Your dictionary is your useful book. 改错:It is important to useful your dictionary. A dictionary is an useful book.找错 Where is your dictionary? ---Is this your dictionary? Your dictionary is your ___useful book.A:most B:mostly C:alm 单项选择 the dictionary is () useful book for studying English. —Is this your dictionary? Is this your book? Here is your book where is your book? 英语填空.1.A：Where（ ）my English dictionary?B：Is（ ）in your book b