Explanation

"Or" is used to show a choice or alternative between two options: hardworking or lazy.

The sentence is asking which one applies, not contrasting or adding, so "or" fits best.

Explanation

"Walk on the footpath, don't walk on the road."

We use "on" when referring to surfaces like roads and footpaths.

You walk on a footpath and walk on a road, not "in" or "at" them.

The preposition "on" correctly indicates that you are moving along the surface.

Explanation

"The gift was bought for her."

• "For" is used to indicate the recipient of the gift or action.

• "For" is the correct preposition in this context.

Explanation

"He seems to be quite contented with his life."

"Contented" is commonly followed by "with" to indicate satisfaction or happiness with something.

"With" is the correct preposition in this context.

Explanation

"Even his opponents admit that he is endowed with rare talents."

• The verb "endowed" is commonly followed by "with" when describing the possession of a particular quality or talent.

• "With" is the correct preposition in this context.