It is a good habit for us that we should never today’s work till tomorrow.A put on B. put off C put up D put down
There are many tall buildings on ____sides of the street.
Our English teacher is ill, so Mr. Smith will take her class _____.
The boy was made _____ the new words twenty times.
Bad habits will get _____ the way of your life.
You must concentrate _____ your study not on your clothes.