题目
题型:期中题难度:来源:
There _____ great changes in our hometown in the past fifteen years.
A. has been
B. have been
C. had
D. were
答案
核心考点
试题【There _____ great changes in our hometown in the past fifteen years.A. has been 】;主要考察你对现在完成时等知识点的理解。[详细]
举一反三