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Customers are asked to make sure that they ____ the right change before leaving the shop.A．will give
题目简介
Customers are asked to make sure that they ____ the right change before leaving the shop.A．will give
题目详情
Customers are asked to make sure that they ____ the right change before leaving the shop.
A．will give
B．have been given
C．have given
D．will be given
题型：单选题难度：中档来源：不详
答案
B
试题分析：考查时态，由后面的句子before leaving the shop.可以知道动作已经完成，所以用完成时，they和动词give是动宾关系，所以用被动式，句子意思“消费者被要求离开商店之前做出正确改变”， make sure固定词组“确保”，后面跟从句，所以选B 点评：做时态题时，首先看时间状语，由时间状语来确定句子的时态；如果没有时间状语，可以根据隐含的意思来确定句子时态。
题目简介
Customers are asked to make sure that they ____ the right change before leaving the shop.A．will give
题目详情
Customers are asked to make sure that they ____ the right change before leaving the shop.
答案
试题分析：考查时态，由后面的句子before leaving the shop.可以知道动作已经完成，所以用完成时，they和动词give是动宾关系，所以用被动式，句子意思“消费者被要求离开商店之前做出正确改变”， make sure固定词组“确保”，后面跟从句，所以选B
点评：做时态题时，首先看时间状语，由时间状语来确定句子的时态；如果没有时间状语，可以根据隐含的意思来确定句子时态。