Since 1990, our customers ______with our service.A、are satisfiedB、have satisfie

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问题 Since 1990, our customers ______with our service.

选项 A、are satisfied
B、have satisfied
C、have been satisfying
D、have been satisfied

答案 D

解析 Have been satisfied is the passive form of the present perfect tense, which indicates an action that started in the past and continues to the present. Choice (A) is the present tense. Choice (B) is the present perfect (active form). Choice (C) is the present perfect continuous.

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Since 1990, our customers ______with our service.A、are satisfiedB、have satisfie

______thereweresomanyoptions,everyonewassatisfied.A、IfB、WhyC、BecauseD

Since1990,ourcustomers______withourservice.A、aresatisfiedB、havesatisfie

Everyperiod,we______somenewproductstomeettheneedofcustomers.A、supplyi

Manyacompany______everyefforttokeepincontactwithitscustomers.A、aremak

Insofarasthecompanyisliablefor______,thedissatisfiedcustomerwillbeco

Byregisteringforouronlinepaymentplan,customersareauthorizingthebankt

ManycustomersoftheCEEnergyConsultingwereopenly_______ofthecompany’s

AlfredCochmeets_______withthecustomerstounderstandwhattheircomplaintsa

Themanufacturerlostmanyofitsmostloyalcustomersafterthemediafocuseda

TheBankofCitizensassureditscustomersthatit_____currentlevelsofquality

[originaltext]MoreDiefromBadAlcoholinKenyaThedeathto

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[originaltext]M:Hey,anyideaofwhattodothissummervacation?Theredoesn’

A.T波低平 B.T波高耸 C.P-R间期延长 D.U波高大 E.P-R

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（）是最基础的金融衍生产品。A.金融远期合约 B.金融期货 C.金融期权

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