Test # 45
500 questions in 50 tests. Each test contains 10 questions.
put one's nose to the grindstone
to keep busy doing one's work
I put my nose to the grindstone and worked all weekend on my history essay.
More Idioms ...
GK - Indian Constitution - 02
Quantitative Aptitude - Simple Interest - Questions - 01
Elementary English Grammar Test
Can't connect to local MySQL server through socket '/var/lib/mysql/mysql.sock' (2)
English Question Answer
Basic English Usage
Standard English Grammar Test