—Will you be       this afternoon, John?—I am afraid not. I have an appointment with my dentist.

–As you may have found, the Chinese language is ______ in idioms and proverbs. --Yes, I often get ______.

—Excuse me，may I have a word with Mr. Zhang？—I’m afraid he’s not_______now．He’s having a class upstairs．

She sat at her desk，with her eyes ________ on the book，________ in its plot.

Nowedays, there is a____ increase in children’s creativity,for they are greatly encouraged to develop their talents.