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People often want their life to go perfectly, but accept the         that nothing on the earth is flawless.

On Saturdays, students are very proud to be         on the street to guide passers-by to obey traffic rules.

Cattle’s two ____ help them to digest food and their fur to keep them warm.
A stomaches     B heart     C stomachs     D hearts

The students were advised to try a different ________ to solving the complex maths problem.

With no better way to express feelings of love and         , it’s easy to see why everyone turns to the flower shop on Mothers’ Day.

There are many people who have a          like yours, but they don’t believe they have the power to do anything to improve our environment.

Many countries are increasing their use of natural gas, wind and other forms of ______.

Nowadays, more and more people choose to drink alcohol to escape the _____ caused by heavy work.

Less than ten percent of the employees in their company are women. That is to say, women are in the______.

Your _______ as a student will be excellent if you develop a habit of reflecting on how you learn.