Actions ______ be taken to stop H7N9 from spreading again.

He visited the bookstore every week. He became such a____ customer that the bookseller gave him some books as presents.

依次填入下面一段文字横线处的语句，衔接最恰当的一组是长期以来，古人认为鸡是降临人间的吉祥物，是重明鸟变形而来，传说居于日， ， ， ， 。 ， ，并以约定俗成的民间惯例达到人们的心理效应，这些习俗流传至今。①“二月二插小鸡”就是把用秫秸编成的鸡放在屋内以驱除虫蚁②故逐渐将其神明化③将之神化为凤凰并成为人类膜拜的图腾④鸡鸣报晓，呼唤旭日东升⑤热爱和平吉祥的中国百姓就用鸡形剪纸、图画、工艺品等祈福辟邪⑥赋予了它人性的美德与智慧

There are more than 740 million Chinese ______ to second-hand smoking in public places now.

Life is hard at present Hardly by some price or othergoing up