——Mom, my little sister is crying all the time.——Mary, be ________! She feels unwell. You should take good care of her.
–He didn’t think the shirt _________, so he didn’t buy it.
-Is that your best friend Kitty?- No, it _________ be her. She flew to Singapore yesterday.
–That’s very kind _________you _________me.
–Peter has good grades in all his subjects, but he never shows off.–I agree. He is very _________.
– What do you think of ____________ 2014 Nanjing Youth Olympic Games?- I should say it was ________ success.