there has been a d_____in the number of students this year.
there has been a d_____in the number of students this year.
There has been a collision_____ a number of cars on the main
the number of students in 250 year
There ( ) a small number of students in the classroom.
a number of the students
The factory has made more cars this year—there has been an i
The factory has made more cars this year-there has been an i
The number of students who like to learn French this year.
There ( ) a great number of students over there.The number o
a number of students还是a number of the students
There have been a number of comments.
The number of students in this school has ______ since 2008.