I can' t take it from here.
"take it from here ""从现在开始你负责"
eg: When the policemen arrived at the crime scene he announced that he could take it from here.
当警察到犯罪现场后,他宣布这里由他负责.
If you show me where we' ve studied so far I can take it from here. 你只要告诉我我们学到哪儿了,剩下的由我负责了.