Test # 41
720 questions in 72 tests. Each test contains 10 questions.
a stranger to (someone or something or somewhere)
someone who is new and unknown to a person/place/thing
The man is a stranger to computers and does not know anything about them.
More Idioms ...
General English Test - 04
Can't connect to local MySQL server through socket '/var/lib/mysql/mysql.sock' (2)
Elementary English Grammar Test