It’s ______ to sign up for the cooking contest when you can’t cook a meal by yourself.

Train services are usually ________ and run regularly every day.

Making good friends is no ________ important to us than choosing a good job; we should take both of them seriously.

(2013·高考新课标全国卷Ⅱ)It may not be a great suggestion.But before________is put forward，We’ll make do with it.

I think you should go back to your          plan, which is much more practical than the present one.