Oh, Mary! I ________ you.— No surprising. The first time you met me, I was only a little girl.

Hi, Bruce! I haven’t seen you for such a long time. It _______ that you’ve changed a lot.–Yes, time flies!

Can you wait for me for another two hours? — Sorry. Two hours _____ too long, I will go without you.

I________ you for a long time. –Oh, I_______ in Beijing. I’ve just come back.

Recycling is good, so don’t ______ bottles or newspapers.