word form english 12

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

• biology
• biological
• biologist
• biologically

Are you sure that boys are more _______ than girls?

• act
• active
• action
• activity

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

• responsible
• responsibility
• responsibly
• irresponsible

These quick and easy _______ can be effective in the short term, but they have a cost.

• solve
• solvable
• solutions
• solvability

He was looking at his parents _______, waiting for recommendations.

• obey
• obedience
• obedient
• obediently

The interviews with parents showed that the vast majority were _______ of teachers.

• support
• supportive
• supporter
• supporting

London is home to people of many _______ cultures.

• diverse
• diversity
• diversify
• diversification

John cannot make a _______ to get married to Mary or stay single until he can afford a house and a car.

• decide
• decision
• decisive
• decisively

My mother used to be a woman of great _______, but now she gets old and looks pale.

• beauty
• beautiful
• beautifully
• beautify

Although they are twins, they have almost the same appearance but they are seldom in _______.

• agree
• agreeable
• agreement
• agreeably