Liu Ming is said abroad for one year before he came to teach in our school.A.to have studiedB.to stu

题目简介

Liu Ming is said abroad for one year before he came to teach in our school.A.to have studiedB.to stu

题目详情

Liu Ming is said         abroad for one year before he came to teach in our school.
A.to have studiedB.to study
C.to be studyingD.to have been studying
题型:单选题难度:中档来源:不详

答案

A
本题考查不定式的时态。根据语境Liu Ming已经在国外学习一年,且回来。故用不定式的完成时,选A。

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