This is my teacher, Miss Chen. ____ is from Hebei.

What’s the matter,Mary? You look ________!-My wallet is nowhere to be found,and my identification card (身份证) is in it.[ ]

e arguing on who, on earth, is knownfor the great discovery penicillin,an effective bacteria killer

________ by what the teacher said, tears came to his eyes.

you think there is anything ____interest in the exhibition— Yes, I think some of the pictures are____