They thought my suggestion reasonable _______a few experts to help them.

Our car ______ on our way to school, so we had to walk there.

Is Mary there, please—I’m sorry, she is not here right now _______

So______that many parents are too worried to let theirchildren travel alone at the beginning of the new term.

In my opinion,knowledge in the book is important,but of at least________importance is personal experience. [ ]