48.MO collected the anecdotes and memories of his family in C, his native country,and these are stories that are told in his memior.

　　Told these stories

　　點評：注意平行結構和動詞時態即可。不要被句子中的兩個名詞性成分(anecdotes and memories of his family in C，his native country)迷惑，其實還是收集和講述(collected和told)。

　　49.The PC that was being mediated by the president,but now the countries are adamently refusing to compromise their positions.

　　The president had mediated the PC,but the countries are now adamently refusing to compromise their positions.

　　點評：注意時態。過去已經調停了，但國家之間又開始爭斗起來了。而且用主動而不用被動。

　　50.By the time IGFCTYFN,my brother has practiced law for five years.

　　will have been practicing

　　點評：By the time后用的是現代時(網打上去了，這里挺重要的。。。)，所以用將來完成時。

　　51.The OT’s increased capacity allows divers to discover new species that congregate and feed close to the bottom of the ocean.

　　Right!

　　點評：呵呵，我也不知道該怎么評，對的就是對的么(汗一個。。。。。。)

　　52.(常考題：虛擬)If the concert had begun later,the conductor might have succeed in giving the difficult last –minute correction for the symphony to the orchestra.

　　Right!

　　點評：這種形式的題很多，記住就可以了。“If…had/have done sth,…would/might have done…”

　　53.The domestic cat of which there are more than 40 breeds,is a member of the feline family.

　　Cat,of which there are more than 40 breeds

　　cat,of which there are more than 40 breeds

　　點評：說明一個事物中間插入修飾時，注意修飾方法(倒裝等)如“of which”

　　54.It is hard for me to imagine that 100 years ago this area was undeveloped swamp land,but it has since become high-rise apartment buildings.

　　land that has since become high-rise apartment buildings

　　55.The state of NJ is one of he smallest states in the union,being also the most densely populated.

　　although one of the smallest states in the union,is

　　點評：這種題超多，講如一個地方人口地方小但人口密集看上去是因果實際是轉折(小地方確人多)。故用“Although…,is…”同時記住一點：這種題中帶“Being”的選項90%以上都是錯的。

　　56. Airline such as R and E are able to find alternative,cheap landing strips and are therefore able to pass saving on to their customers.

　　Right!

　　點評：主語為Airline，后面就不要再改換了。直接用動詞順接下去即可。

　　57.U and T schools offer teenagers the opportunities to start working as electricians,plumbers,auto mechanics,and other jobs immediately after graduation.

　　and in other jobs

　　點評：注意work as(某職業人士)和work in XX job (職業名稱)的不同搭配。

　　58.Fear prevents some people from speaking out against wrongdoings;ignorance,others;a lack of morality,only a few.

　　Right!

　　點評：這種形式似乎不多見，但其實是對的。并列結構很重要。如果實在不習慣句式那就依靠這個原則判斷。