By the year 1927,Dr.Andrew Manson had a reputation.His practice of medicine was not large,but allhis patients had the greatest confidence in him.He(51)______gave

medicines, but whenhe did so,he gave the newest,best,and often the most(52)______medicines on themarket.By his use of modern medicines,Manson once prevented a

serious disease from(53)______inhis town,although the rest of the town suffered badly.

The committee of theMedical Society ought to have been thankful to Manson,but a few of itsmembers,led by Chenkin,were(54)______of his success.Though Manson had

many friends, healso had(55)______.

Andrew sometimesasked himself why he and Christine had remained in Manchester after the deathof their child.His coal dust experiments were his only(56)______for

staying,he could notleave the mines till he had completed his experiments.

He now had a greatdeal of information about the(57)______of coal bust on the miners' lungs.But,inorder to(58)______his facts,he decided to make a few experiments on

small animals,tostudy the action of the dust on their lungs.Here,his real problem began.Takingcare to cause the animals as little(59)______as possible;Andrew made some

extremely(60)______experiments,which proved all his beliefs.He felt proud and excited.Butthen,a few days later,he had a(61)______.

When Andrew returnedhome from work,he found Christine looking( 62)______."What's thematter?"he asked her. She hesitated,"I had some visitorstoday.""Oh?Who were

they?""Fivemembers of the committee,including Chenkin.They had heard about yourexperiments on the animals,and wanted to see your(63)_____.I told them that youwere

not at home,but theypushed me out and went into the room.When they saw the animals,one of the menshouted,"Oh, the poor creatures!"I tried to tell them that theanimals

had not suffered,butthey(64)______to listen.They took the animals with them."

"What!"Andrewshouted.He thought for a minute,and then went into the hall to use thephone.But,just as he reached it,the phone bell rang."Hello!"he saidangrily.Then his

(65)______changed.It was Owen."Look here,Owen.""I know,I know."Oweninterrupted." This is a bad business.I'll come to see you now."Owencame.Before Andrew could

speak,hesaid,"Did you get permission?"Andrew looked at him insurprise,"Permission for what?""To experiment on animals."

"GoodHeavens,no!I never thought about it!""I'm afraid there will betrouble,"Owen said. "Some members of the committee feel very bitteragainst you.But don't

worry,everythingwill be ok in the end."_________(52)

A.rich

B.cheap

C.high

D.expensive