题目

The river is cleaner than before.(改为同义句）
The bridege is( about 20 )metes long (对画线部分提问） It took me tow hours to do the work（改为同义句）

提问时间：2020-07-24

答案

1.The river is not as dirty as before.
2.How long is the bridge?(it should be “about 20 metres long”)
3.I spent two hours doing the work.