根据汉语意思翻译句子。有相当数量的大学生宁可待在大城市里,也不去西部工作。Quite a large number of college students prefer to stay in big cities________ ________go to work in the western part of China.
Bill was (踢)a ball in the yard when I saw him.
This is our classroom and (你们的) is across the hall.
Behaving (礼貌地) costs nothing, but it brings a lot.
Now all the e﹣bike riders in Ningbo ( 必须) wear helmets while riding.
Our school (邀请) several heroes to the graduation ceremony last year.