In a significant tightening of legalcontrols over the press, Lord Irvine, the Lord Chancellor, will introduce adraft bill that will propose making payments to witnesses illegal and willstrictly control the amount of publicity that can be given to a case before atrial begins.
分析:
第一，划出定语从句和状语从句: that will propose making payments to witnesses illegal and willstrictly control the amount of publicity /that can be given to a case /before atrial begins.
第二，划出介词短语：In a significant tightening of legal controls over the press
第三，句子的结构分析:
(1)主干结构是主语(Lord Irvine含同位语the Lord Chancellor)+将来时谓语(will introduce)+宾语(a draft bill);
(2)that引导的定语从句修饰draft bill,其中，will propose 是第一个谓语，making payments towitnesses illegal是一个动名词短语做宾语，在动名词短语内部，payments towitnesses做making的宾语，illegal是宾补;第二个谓语是will strictly control, the amount ofpublicity是它的宾语。that can be given to a case before atrial begins是孕含有一个时间状语从句(before a trial begins)的定语从句，修饰publicity。
1. When a new movement in art attains acertain fashion, it is advisable to find out what its advocates are aiming at,for, however farfetched and unreasonable their principles may seem today, it ispossible that in years to come they may be regarded as normal.
结构分析: 本句是由for连接的两个因果关系的并列句;for前面的部分是表示结果的分句，此句结构是when引导的状语从句+主句，主句主干结构是... it is advisable to ...，其中，it是形式主语，真正的主语是后面的动词不定式结构;动词不定式结构中又包含一个what引导的宾语从句，做find out的宾语;for后面的部分是表示原因的分句，此句结构是：让步状语从句+主句，主句主干结构是... it is possible that... ,it 是形式主语，真正的主语是后面的that从句;
2.The overall result has been to makeentrance to professional geological journals harder for amateurs, a result thathas been reinforced by the widespread introduction of refereeing, first bynational journals in the nineteenth century and then by several localgeological journals in the twentieth century.
结构分析: 本句主干部分是The ... result has been to makeentrance ... harder for amateurs...; 第一个逗号后面是一个名词性短语，中心词是the result，后面是that引导的定语从句;此定语从句中包含两个并列状语，其结构为first by ... and then by... ;
3.Sad to say, this project has turnedout to be mostly low-level findings about factual errors and spelling andgrammar mistakes, combined with lots of head-scratching puzzlement about whatin the world those readers really want.
结构分析: 本句主干结构是... this project has turned out tobe ... findings ...; findings前面的mostly low-level是findings的修饰成分，后面的about ... 介词结构是宾语findings的宾语补足语;逗号后面的过去分词结构combined是状语成分，表示一种伴随的动作;
4.A lateral move that hurt my pride andblocked my professional progress prompted me to abandon my relatively highprofile career although, in the manner of a disgraced government minister, Icovered my exit by claiming "I wanted to spend more time with myfamily."
5.I have discovered, as perhaps Kelseywill after her much-publicized resignation from the editorship of She after abuild-up of stress, that abandoning the doctrine of "juggling yourlife" , and making the alternative move into "downshifting"brings with it far greater rewards than financial success and social status.
结构分析: 本句主干结构是I have discovered ... + that引导的宾语从句;as引导的句子是伴随状语，可以看作是插入语;在that引导的宾语从句中，主语是两个动名词短语:abandoning ... andmaking ...，谓语是brings;
6.Despite a spell of initial optimismin the 1960s and 1970s when it appeared that transistor circuits andmicroprocessors might be able to copy the action of the human brain by the year2010, researchers lately have begun to extend that forecast by decades if notcenturies.
结构分析: 本句主干结构为researchers ... have began toextend that forecast...;逗号前面为状语成分，包含一个when引导的定语从句，其中it是形式主语，appear后面是that引导的是主语从句;