First, please read the ____ (introduce) of the book. Then tell me your opinion about it.
— How can I stay in shape?
— A well-balanced diet together with regular exercise ______ you'll make it.
下列句子中加横线词语用法相同的一项是( )
H7N9型禽流感是全球首次发现的新亚型流感病毒引起的,于2013年3月底在上海和安徽两地率先发现。下列关于病毒的描述正确的是( )