完整拼出句中欠缺的单词.

1 We must try to o(   )e any kind of regulations.

2 If you drive carefully, there is no r(   )k of accident.

3 Mirrors r(   )t our faces.

4 You'd better c(   )t a doctor when you are sick.

5 I felt i(   )t relief from pain after taking a dose of medicine.

答案：
1 observe
2 risk
3 reflect 
4 consult
5 instant