Words Formation

There are small _____ between British and American English.

• A. differences

• B. different

• C. difference

• D. differently

Are you sure that boys are more _______ than girls?

• A. act

• B. active

• C. action

• D. activity

He has been very interested in doing research on ___________ since he was at high school.

• A. biology

• B. biological

• C. biologist

• D. biologically

You are old enough to take ______________ for what you have done.

• A. responsible

• B. responsibility

• B. respond

• D. irresponsible

The more _________ and positive you look, the better you will feel.

• A. confident

• B. confide

• C. confidently

• D. confidence

The United Nations Secretary- General has often spoken of the need for individual ______ and human rights in his speeches.

• A. free

• B. freedom

• C. freely

• D. freeing

My parents will have celebrated 30 years of ___________ by next week.

• A. marry

• B. married

• C. marriageable

• D. marriage

Many Vietnamese people ___________their lives for the revolutionary cause of the nation.

• A. sacrifice

• B. sacrificed

• C. sacrificial

• D. sacrificially