45 minutes \(are\)not long enough for the students minute the text
\(\Rightarrow\)45 minutes aren't not long enough for the students to finish the text
Sai rồi bạn ơi
Are not là aren't mà
45 minutes are not long enough for the students to finish the text
\(\Rightarrow\)45 minutes aren't long enough for the students to finish the text