Definition: to begin, or to start to produce results or changes Level: C1
这种药应该很快就会见效。
The medicine should ___take ___effect quickly.
这项新政策只在某些地区生效，并未在全国范围内实施。
The new policy only ___took ___effect in certain regions, not nationwide.
法律修订将于一月一日起生效。
The changes to the law will ___take ___effect from the first of January.
