No matter _____ the weather is like, you can always find surfers out riding the waves.[ ]

Paul , please take this CD to ______ English teacher . —OK .

How long does it take us to go to your hometown from here? —-It takes us hour or more to go to my hometown bytrain.

It’s difficult to live in a foreign country, ________ if you can’t understand the language there.

He _____in Xinxiang for five years when I heard his news.