The number of ( )in our class(

number of students in the class The number of ( )in our class( The number of ( )in our class( the number of students in 250 year in the number of 的用法是什么 What's __________ people in Australia?A. the number of B. a number of C. number D. the population of There are () stamp-collectors in our class A the number of B a number OF c NUMBERS D NUMBER OF _____ (number)of the students ____(stay)in the classroom English has the largest number of s___ in the world. The number of the students in our class is 32 The number of violent crimes in the United State the number of people in the story翻译 详细的理由：__________the teachers in their school______ about 200.a.the number of ,isb.a number of ,isc.the number of ,ared.a number of ,are 英语翻译What percent of the increase in the total number of readers of magazine was the increase in the number of readers in the 31-40 age group? a number of the number of The number of students____more than 2000 in our school. 英语翻译an increase in the number of people committing suicide A large number of students ___to school in the morning