In China, the education is divided into three _______: basic education, higher education and adult education.

Nowadays, few people form the habit of keeping the habit of candles in the house in case of  power      .

There is strong evidence that the          of a father increases the probability that a youngster will use drugs and engage in criminal activity.

Our school has an absolute _______ over others, for we have the most hardworking teachers and students.

Shelly had prepared carefully for her English examination so that she could be sure of passing it on her first _________.