2022年职称英语(理工类)常考完形填空文章模拟练习及译文5

2022年职称英语(理工类)常考完形填空文章模拟练习及译文5SingingAlarmsCouldSavetheBlind

Ifyoucannotsee,youmaynotbeableto1findyourwayoutofaburningbuilding—andthatcouldbefatal.AcompanyinLeedscouldchangeallthat2____1____directionalsoundalarmscapableofguidingyoutotheexit.

SoundAlert,acompany____2____theUniversityofLeeds,isinstallingthealarmsinaresidentialhomefor____3____peopleinSommersetandaresourcecentrefortheblindinCumbria.____4____produceawiderangeoffrequenciesthatenablethebraintodeterminewherethe____5____iscoiningfrom.

DeborahWithingtonofSoundAlertsaysthatthealarmsusemostofthefrequenciesthatcanbe____6____byhumans.“Itisaburstofwhitenoise____7____peoplesaysoundslikestaticontheradio，”shesays.“Itslife-savingpotentialisgreat.”

Sheconductedanexperimentinwhichpeoplewerefilmedbythermal-imagingcamerastryingtofindtheirwayoutof3alarge____8____room.It____9____themnearlyfourminutestofindthedoor____10____asoundalarm,butonly15secondswithone.

Withingtonstudieshowthebrain____11____soundsattheuniversity.Shesaysthatthe____12____ofawidebandoffrequenciescanbepinpointedmoreeasilythanthesourceofanarrowband.Alarms____13____thesameconcepthavealreadybeeninstalledonemergencyvehicles.

Thealarmswillalsoincluderisingorfallingfrequenciestoindicatewhetherpeopleshouldgoup____14____downstairs.Theywere____15____withtheaidofalargegrantfromBritishNuclearFuels.

词汇：

directional/d?”rek??nl;da?-/adj.定向的

exit/”eks?t/n.出口

install/?n”st?:l/v.安装

residential/rez?”den??l/adj.居住的

static/”st?t?k/n.静电噪声

potential/p?”ten??l/n.潜力

thermal-imaging热效应成像

pinpoint/”p?np??nt/v.准确地确定

concept/”k?nsept/n.概念，观念

emergency/?”m??d??ns?/n.紧急状况

grant/grɑ?nt/n.授予物，准许

解释：

1.在谓语动词中，不能并列使用两个情态动词，如may和can就不能并列使用。假如由于表达需要，要同时用“可能”和“能够”，就得说(写)成maybeableto。如：

Imaybeabletocometomorrow,butIcannotpromise.

我可能明天来，但我不行能作出。

2.that指第一句所表达的意思。

3....findtheirwayoutof...：意为“找到从出去的路”。

练习：

1.AwithoutBwithChavingDselling

2.ArunbyBchangedbyCdecoratedbyDcriticizedby

3.AslowBdeafCblindDlame

4.AAlarmsBAlarmCThealarmDThealarms

5.AnoiseBsoundCmusicDbell

6.AwatchedBproducedClearntDheard

7.AwhereBwhatCthatDhow

8.AsmokedBsmoke-filledCfilledwithsmokeDsmoke-filling

9.AhastakenBtakesCtookDwilltake

10.AonBnearCwithoutDfrom

11.AprocessesBproducesCpossessesDproceeds

12.AfeatureBqualityCdiagramDsource