it is ___ to fill in the form at the door.(need)

it is ___ to fill in the form at the door.(need) .Need they fill in the form fill in the order form fill the 翻译句子：So I always need to fill the form on Sunday ev Please fill in the booking form to Geodis- Jason. 翻译英语It's locked,I'll need to fill in the missing numbers to Someone is knocking at the door.___ it be Venis?—No,it ___ b Fill in the form in term of The form is very important.Please fill in the form _______ i Who is knocking at the door?I think ___ is the postman?A、it Fill in the correct verb form fill in blanks with the right form