-Look!Howdirtytheriveris! -Butit
来源:语文精选馆 2.02W
问题详情:
-Look! How dirty the river is!
-But it ________ clear before a factory was set up nearby.
A. used to be B. will be C. has been D. is
【回答】
A
知识点:动词和动词短语
题型:选择题
问题详情:
-Look! How dirty the river is!
-But it ________ clear before a factory was set up nearby.
A. used to be B. will be C. has been D. is
【回答】
A
知识点:动词和动词短语
题型:选择题