【题目】Do you know ______ man, whose son is ______ astronaut?

【题目】––Are these ________apples? ––No. They are ________.

【题目】––________ is he? ––He is nineteen.

【题目】—How much do you need？

【题目】Study hard! you study， results you'll get．（　　）

【题目】I'm too busy now.I have homework to do.（　　）

【题目】There is little doubt in your mind that he is guilty, ?

【题目】––What’s this ________? ––It’s a “电脑”.

【题目】—You look so sad. What happened?

【题目】––What are these? ––________pencils.