18. She ______ stop whomever she met to tell the story about her Ah Mao.
Julia, if you hurry up, I think it quite _______ that you will catch the next train.
Only ______ the painting _______ decide whether it is worth buying.
When he joined them in the work, he was disappointed at there _______ so little to do.
He had a strange hairstyle and he instantly became the ______ of attention the moment he stepped into the classroom.
More money and effort should be spent to _______ the cultural relics in the world.