Now an increasing number of middle school students go abroad for further study at their own ________, trying hard to realize their dreams.
---Alice, you look puzzled, Have you understood it? ---No.I _____another problem just now.
How pleased the detective was _____what his customer told him!
She looks forward every spring to _____the flower-lined garden.
_____ all his followers dead, the captain was taken by his enemy.
_____to his research work, the professor cared little about any other things.