_______ we couldn’t understand was _______ more and more students went abroad after graduation.
Food safety is _______ important, so the government spares no effort to prevent food pollution.
When he woke up, he found his watch gone. It seemed that he suspected me ________ it.
We must _________ from old convention(传统)and adopt as many modern techniques as possible.
________ to the sunlight for too much time your skin will get burnt.
It is a ______ dog, 16 or 17 inches tall from the shoulder.