【题目】____ he got ready to go out for a walk, his classmates came to his home.

【题目】____ I was in the US, I made a lot of American friends.

【题目】Do you sometimes talk back____ your parents talk with you?

【题目】He could play the violinwhen he was five.

【题目】—Do you know how to ______that word?

【题目】As we all know, Wudang Mountain is the_______of Shiyan.

【题目】The man is ____. He can't see anything.

【题目】He has been ________ educator for ten years.

【题目】This morning she ________ many roses，but she refused to ________ them.

【题目】—________ did you do with the leftover food?