MorethanhalfofAmericansdonottakealltheirvacationdays，eventhoughtheythinktheyneedonemoreholiday.Andnearlyathirdofworkerswhotakeabreakchecktheire-mailsfromthebosseveryotherdayandsomeevenkeepintouchhourly.

“We’reworkaholics(工作狂)’，”saidSamuelNahmias.“Fromageneralperspective，thishasalottodowiththeeconomicsituationintheUS.Moreandmorepeopleareunemployed.”

Withjoblessnumbersreaching9.6percent，peoplewhohavejobsseemtobeunwillingtotaketimeoff.“It_is_not_a_great_pictureandthataffectsvacations.Peoplearenotgoingonvacationasmuchandthosewhoaregoingonvacationarebeingmoreselectiveaboutwheretheyaregoing.”Nahmiasexplained.

UnlikeEuropeancountrieswherefourormoreweeksofholidayeachyearisnormal27percentofpeoplequestionedinthepollsaidtheyhad6to10daysofannualleaveand20percenthadlessthan3days.WithmorepeopleonunemploymentlistsinAmerica，thosestillwithjobsarefacingmoreresponsibilityatwork，whichisreflectedintheirlackoftimeoff.

Themajorityofworkerswhodidnottaketimeoffmentionedtoomanyresponsibilitiesorstressatwork，whilesomepeoplesaidtheysimplydidnothavetimetoplanaholiday.“Peoplearemoreconsciousofwhattheyaredoingandwhentheyaregoingonvacationbecausetheydon’twanttolookbadinthissituation，”Nahmiasexplained.

Technologyisalsoplayingapartwithsmartphonesenablingworkerstokeepincontactinwaysthatwerenotpossiblebefore.Ithastodowithtechnologyandthelevelofconcernaboutwhatisgoingonintheoffice.

1．Americansdon’ttakealltheirvacationdaysbecause________.

A．theydevotethemselvestothewholework

B．theyareafraidthattheymaylosetheirjobs

C．theyareaskedtokeepintouchwiththeirbosses

D．theyaren’tinneedofholidaysatall

2．WhatdoesNahmiasmeanbysayingtheunderlinedwordsinParagraph3?

A．Travellingmakespeopleunwelcome.

B．Peopleareunwillingtogoonshortvacations.

C．Theeconomicsituationremainsatalowpoint.

D．Peoplearemoreselectiveaboutplacesofinterest.

3.WecaninferfromParagraph4that________.