我已经记不清她迟到多少次了。
I've ___lost ___count of how many times she's been late.
我在一家制药公司工作时,这句话我听了多少次都记不清了。
I ___lost ___count of how often I heard this sentence when I worked for a drug company.
数了这么多星星后,他开始记不清数目了。
After counting so many stars, he began to ___lose ___count.