We decided to lower the price of this product.

It's surprising that he can run so fast.

This math problem requires an understanding of functions.

Please calculate the value of the cotangent, which is one of the trigonometric functions.

What? I couldn't catch what you said.

Could you bring me that, whatchamacallit?

How much is the price of this product?

He is deserving of that award.

What do you want to eat?

What, is that my pencil?