大学英语四级选词填空练习和答案(2)

　　Part Ⅲ Reading Comprehension (40 minutes)

　　Section A

　　Directions: In this section, there is a passage with ten blanks. You are required to select oneword for each blank from a list of choices given in a word bank following the passage. Read thepassage through carefully before making your choices. Each choice in the blank is identified bya letter. Please mark the corresponding letter for each item on Answer Sheet 2 with a single linethrough the centre. You may not use any of the words in the bank more than once.

　　Questions 36 to 45 are based on the following passage.

　　As an Alaskan fisherman. Timothy June, 54, used to think that he was safe from industrialpollutants (污染物)at his home in Haines-a town with a population of 2,400 people and 4,000eagles, with 8 million acres of protected wild land nearby. But in early 2007, June agreed to takepart in a 36 of 35 Americans from seven states. It was a biomonitoring project, in whichpeople’s blood and urine(尿)were tested for 37 of chemicals-in this case, three potentiallydangerous classes of compounds found in common household 38 like face cream, tin cans, andshower curtains. The results- 39 in November in a report called “Is It in Us?” by anenvironmental group-were rather worrying. Every one of the participants, 40 from an Illinoisstate senator to a Massachusetts minister, tested positive for all three classes of pollutants.And while the 41 presence of these chemicals does not 42 indicate a health risk, the fact thattypical Americans carry these chemicals at all 43 June and his fellow participants.

　　Clearly, there are chemicals in our bodies that don’t 44 there. Ongoing study conducted by theCenters for Disease Control and Prevention has found 148 chemicals in Americans of all ages.And in 2005, the Environmental Working Group found an 45 of 200 chemicals in the blood of 10new-borns. “Our babies are being born pre-polluted,” Says Sharyle Patton of Commonweal,which cosponsored“Is It in Us?” “This is going to be the next big environmental issue afterclimate change.”

　　注意：此部分试题请在答题卡2上作答。

　　A)analyses I)products

　　B)average J)ranging

　　C)belong K)released

　　D)demonstrated L)shocked

　　E)excess M)simple

　　F)extending N)survey

　　G)habitually O)traces

　　H)neccessarily

　　【选词填空答案】

　　36.N 37.O 38.I 39.K 40.J 41.M 42.H 43.L 44.C 45.B