What do you think of the movie Gravity一I think it’s , but someone thinks it’s much too__________.

periment shows that proper amounts ofexercise, if __ regularly, can improve our health.

If you try to learn too many things at a time at the beginning, you may _______

He doesn’t think the question of ________they are boysor girls is important

An ant was drinking by a small river when it fell in.It made ______ efforts to reach the side，but made no progress at all.