用适当的介词或副词填空。

1.There were ten people injured in the accident,________ three children.

2. You'd better make full use________ your time.

3. You will find the hospital _______ the end of the road.

4. As everybody knows, China has the largest number ________ people.

5. Tom came up _______a good idea at the meeting.

6. He has a good command ________spoken English.

7. What are you basing this theory __________?

8.I can spare no time ________present.

9. We float around in the air and a slightest touch may send us floating off _______the opposite direction.

10. He played a leading part _______the negotiations ( 谈判 ).

小肠Crohn病的X线征象包括（）

A.鹅卵石征

B.纵行及横行溃疡

C.口疮样溃疡

D.病变呈节段性

E.病变呈连续性