The river near our school u________ to be clean,but now it becomes dirty.

来源:学生作业帮助网 编辑:六六作业网 时间:2024/05/07 04:33:58
Therivernearourschoolu________tobeclean,butnowitbecomesdirty.Therivernearourschoolu________tobeclean

The river near our school u________ to be clean,but now it becomes dirty.
The river near our school u________ to be clean,but now it becomes dirty.

The river near our school u________ to be clean,but now it becomes dirty.
used
短语知识:used to 意思是 “过去是……”
翻译:我们学校附近的河曾经是清澈的,但是现在变的浑浊了.

used

正确来说你的 "become” 用错了..
正确的是: The river near our school used to be clean, but now it BECAME dirty.