While working on a case Dr Watson accidentally fell down a 30ft dry wishing well

游客2023-10-19 50

问题 While working on a case Dr Watson accidentally fell down a 30ft dry wishing well. Sherlock Holmes lowered him down a rope.

"Can you climb up?" shouted Holmes. "I’ 11 be out before you know it!" came Watson’s reply.
But the climb wasn’t as easy as Watson had first imagined. Each hour he managed to climb 3ft—but slipped back 2ft. How long did it take Watson to get out?

选项 A、28 hours.
B、20 hours.
C、15 hours.
D、30 hours.

答案 A

解析

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While working on a case Dr Watson accidentally fell down a 30ft dry wishing well

PASSAGEONE[br]What’sthebenefitfornewsorganizationsworkingwithApple?Ab

Jacksoninsistedonworkingwhilehewassickatthattime.Theitalicizedpart

TonyWilliamswasworkingasacar-park________inLosAngeles.A、laymanB、servant

ByChristmasI________inthisofficefortenyears.A、willworkB、willbeworking

Mygrandfatherhadsustainedabrokenbackwhileworkinginthemines.________,

Hehadnoobjection________changinghisworkinghours.A、toB、inC、ofD、onA他不反对调

Notuntilitwascompletelydark________working.A、hadtheystoppedB、theystoppe

PassageSix[br]Comparedwithvisitingasocialnetworkingsite,whatwouldhap

We______themoneytoyourmoneymarketaccountwithinthreeworkingdays.A、have

JennyisworkingattheCommonwealthGamesandhastowearchinos,aT-shirtand

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可促进醛固酮分泌的因素是A.血管紧张素Ⅱ增多 B. C. D.血量增多

下列销售与收款循环的内部控制中，不能用于防止贪污客户货款的措施是()。A.批准坏

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