Definition: several Level: B2
这个街区有一些很棒的餐厅。
There are ___a ___number ___of excellent restaurants in this neighborhood.
公司收到了一些改进建议。
The company has received ___a ___number ___of suggestions for improvement.
一些学生自愿帮忙组织活动。
___A ___number ___of students volunteered to help organize the event.
