I waved to see him off and watched the train until it disappeared .[ ]

I feel stressed from time to time. Could you give me some advice— _______ sharing your worries with your parents They will certainly help you.

Great changeshave taken place in Putian City I can hardly recognize it —-Youare right It is no longer ______ it used to be ten years ago

Every year, more than 70,000,000 sharks _______ for their fins(鱼翅).

Out there, in the midest of the snow, in long, black clothes.