It is very important that you _______ for this examination.

What do you think of the film— The story ____is good, but I felt ____because of its length—over three hours.

Do you know ________—Sure. At 5:00 tomorrow afternoon.

We need __________ at the hotel for __________ because of the heavy snow.

So far no life has been found outside the earth, but while some scientists are actively searching for living things in outer space, others firmly believe there ____ .