falls behind is fall behind's Simple Present

fall behind

US 
UK 
  • na.落后;拖欠
Simple Present:falls behind  Present Participle:falling behind  Past Tense:fell behind  Past Participle:fallen behind  
na.
1.
落后,跟不上
2.
拖欠

Sample Sentence

Definition:
Category:AllAll,OralOral,WrittenWritten,TitleTitle,TechnicalTechnical
Source:AllAll,DictionaryDictionary,WebWeb
Difficulty:AllAll,EasyEasy,MiddleMiddle,HardHard