―How soon ________ your brother ________ backfrom Guangzhou―In two weeks.

l the truth, his behavior displeased me more than______.

There are plenty of jobs _____ in the western part of the country. [ ]

The government is trying to reduce people’s fear _________ they are likely to be affected by the nuclear radiation

填入下面一段文字横线处的语句，最恰当的一句是（ ）20 世纪50 年代后，随着。 然而，有趣的是，在没有确凿医学证据证明吸烟有害健康的二十世纪初，中国已经出现了数次不吸纸烟运动。