---We all know that __________ a foreign language requires time and effort (努力).
—Would you like some juice? —________. I’d like something to eat.
He likes low-carbon life. He lives in the house ________ he built himself out of trash.
—Could you please tell me ________? —Of course. Many people in Shiyan know it.
________ weather it is today!
We are glad to hear that the terrorists ________ by the brave policemen several days ago.