注意：此页面搜索的是所有试题
题目内容
（河南理工大学专升本英语1）
By the time you get back, great （）changes in this area.
A.will take place
B.will be taken place
C.are going to take place
D.will have taken place
A.will take place
B.will be taken place
C.are going to take place
D.will have taken place
参考答案