-Your colleague`s spoken English is beautiful,Lily.-It`s no wonder.She_in the USA for a yearas a visiting professor.A.worked B.has worked C.had worked D.has been working选择A 为什么不选B或C
来源:学生作业帮助网 编辑:作业帮 时间:2024/06/28 06:36:17
![-Your colleague`s spoken English is beautiful,Lily.-It`s no wonder.She_in the USA for a yearas a visiting professor.A.worked B.has worked C.had worked D.has been working选择A 为什么不选B或C](/uploads/image/z/5604465-57-5.jpg?t=-Your+colleague%60s+spoken+English+is+beautiful%2CLily.-It%60s+no+wonder.She_in+the+USA+for+a+yearas+a+visiting+professor.A.worked+B.has+worked+C.had+worked+D.has+been+working%E9%80%89%E6%8B%A9A+%E4%B8%BA%E4%BB%80%E4%B9%88%E4%B8%8D%E9%80%89B%E6%88%96C)
-Your colleague`s spoken English is beautiful,Lily.-It`s no wonder.She_in the USA for a yearas a visiting professor.A.worked B.has worked C.had worked D.has been working选择A 为什么不选B或C
-Your colleague`s spoken English is beautiful,Lily.-It`s no wonder.She_in the USA for a year
as a visiting professor.
A.worked B.has worked C.had worked D.has been working
选择A 为什么不选B或C
-Your colleague`s spoken English is beautiful,Lily.-It`s no wonder.She_in the USA for a yearas a visiting professor.A.worked B.has worked C.had worked D.has been working选择A 为什么不选B或C
A表示她曾做过一年的导游,与现在做什么无关
B、D表示她到现在为止已经做了一年的导游,现在还在做;但第一句说明她已经不做导游了(是我的同事),所以不对
C过去完成时要和过去时比较,这里没有过去的时间点去比较,语法不通
for a year是过去时
.has worked C.had worked 是过去做的对现在产生影响,显然他住了一年没产生影响