What does "fall behind" mean?

To fail to keep up with studies To lag behind in learning or coursework.

How do you use "fall behind" in a sentence?

Don't fall behind with homework. She fell behind after being ill. It's easy to fall behind in maths.

Phrasal Verb BritishAmericanAustralian ★★★★★ Very Common Neutral

Meaning: To fail to keep up with studies

落后

Quedarse atrás en los estudios

遅れをとる

뒤처지다

To lag behind in learning or coursework.

在学习或课业上跟不上进度。

Retrasarse en el aprendizaje o las tareas.

学習や課題で後れを取ること。

학습이나 과제에서 뒤처지다.

Base verb: fall

Particle: behind

Separable: No — the verb and particle stay together

Don't fall behind with homework.
别落下作业
No os retraséis con los deberes
宿題で遅れをとらないように
숙제에서 뒤처지지 마.
She fell behind after being ill.
生病后她落后了
Se quedó atrás después de estar enferma
病気の後、彼女は遅れをとった
아프고 난 뒤 그녀는 뒤처졌다.
It's easy to fall behind in maths.
数学很容易落后
Es fácil quedarse atrás en matemáticas
数学は遅れをとりやすい
수학은 뒤처지기 쉽다.

Context: studies, lagging, progress

Tone: warning

From literally falling behind others.

Era: Modern

Generation: All ages

Social background: Universal