Our research has focused on a drug which is so powerful 　　　　able to change brain chemistry.

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（ ）现代社会竞争无处不在，孩子们不可能在温室里获得真正的成长。但正如教育学家提醒的， ： ， ， ； ， 。①认真倾听孩子们的梦想②给孩子们最想要也最适合的教育③审慎对待他们的精神需求④体会他们的内心感受⑤必须了解儿童⑥家长才能走出“一步不能落下”的焦虑

We must take two aspects into consideration, both of __________ associated with the safety of the students .

rthquake in Japan, measuring 9.0 on theRichter Scale, was so violent _______ cause a series of explosions of thenuclear reactors in several power stations.

The prisoner seemed to have been a bit.