Where ____ Wang Jun and Mr. Li from —They are from Shanghai.

Has your elder brother returned from Africa yet?– Yes, but he _________ here for only three days before his company sent him to Australia

He’s never seen to eat so muchfood,______________? —-No, he always eats alittle.

____in smog as the pollution worsened, many cities of the Yangtze River Delta region had to close several freeways.

But for the sudden rainstorm, our trip to Hong Kong _____ a very pleasant one. [ ]