PHÂN BIỆT CÁCH DÙNG 'A NUMBER OF' VÀ 'THE NUMBER OF'

A number of / the number of + N ( plu-  số nhiều ). Nhưng theo sau a number of là động từ chia ở dạng số nhiều. trong khi the number of , động từ theo sau chia dạng số ít.

Ví Dụ :

The number of people we need to hire is thirteen.

A number of people have written in about this subject.


EXCERCISES

Choose the correct word in each sentence.

1. The number of people lined up for tickets was/were four hundred.
2. A number of suggestions was/were made.
3. There is/are a number of important announcements in the bulletin.
4. Here is/are the number of milk shakes you requested.

Answers

1. The number of people lined up for tickets was four hundred.
2. A number of suggestions were made.
3. There are a number of important announcements in the bulletin.
4. Here is the number of milk shakes you requested.