Do you know the man wearing a pair of glasses?——-Yes.He’s a teacher of _________.He teaches _________history.

Sandy could do nothing but _________ to his teacher that he was wrong.

His bicycle is the same as .

Jim! Is this your dictionary?—No, it isn’t. Ask Sally. She is looking for_______.

In communication, a smile is usually ______ strong sign of a friendly and ______ open attitude.