He has a good eye for selecting baseballs.

This chemical reaction is an endothermic reaction.

This material has the ability to absorb the heat of the sun.

In this experiment, we will observe the adsorption of gas.

This sticker will stick immediately.

My molar hurts, so I can't eat.

I caught a cold, so I decided to take a sick leave.

The hot water heater has broken, so we need to have it repaired.

He drew the longbow and released the arrow.

We held a study session at school for the underclassmen.