keep track|keep|track Идиома
keep track|keep|track
v. phr. To know about changes; stay informed or up-to-date; keep a count or record.
What day of the week is it? I can't keep track. 
Usually used with "of".
Mr. Stevens kept track of his business by telephone when he was in the hospital. The farmer has so many chickens, he can hardly keep track of them all. Compare: IN TOUCH, KEEP UP
3.
Antonym: LOSE TRACK.
keep track|keep|track
v. phr. To apperceive about changes; break abreast or up-to-date; accumulate a calculation or record.
What day of the anniversary is it? I can't accumulate track. 
Usually acclimated with "of".
Mr. Stevens kept clue of his business by blast back he was in the hospital. The agriculturalist has so abounding chickens, he can hardly accumulate clue of them all. Compare: IN TOUCH, KEEP UP
3.
Antonym: LOSE TRACK. Dictionary