I learned about Avogadro's number in chemistry class.

I have been to Shuishiying.

There is a large flooded paddy near my house.

The inevitable decline of this company is unavoidable.

If you pay with a credit card, a transaction fee will be charged.

Recently, I've been feeling heavy-headed due to lack of sleep.

He knows the knack of cooking.

He gathered the wood chips and started a fire.

He set off on a journey to the north.

He cut his hair yesterday.