.I don’t think that the sentence need ______again.
Some researchers are finding that daydreaming may be important to __________ mental health. Daydreaming, they say, is __________ good means of relaxation.
—What a bright room! Is it a classroom?—No, it __________ the students' reading room.
It was a really terrifying experience. Afterwards everybody was very __________.
__________ by the beauty of nature, the couple decided to settle in this area.
Because of his illness, he has to stay at home all day __________ he were a bird shut up in a birdcage.