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general::
Phrase(s): drill in(to something)
to bore into or penetrate something. • The worker drilled into the wall in three places. • Please don’t drill into the wall here, where it will show., Phrase(s): drill someone in something
to give someone practice in something. • Now, I am going to drill you in irregular verbs. • The teacher drilled the students in the use of the passive.
McGrawhill's American Idioms And Phrasal Verbs