题目内容：

Tom is studying in Oxford and has just bought a new bike. He is worried about security. His

friend found this article and sent it to him.

Introduction

A lot of crime is against bicycles. Many bicycles are stolen every year and most are never found. You can prevent this happening by following a few careful steps.

Basic Security

Do not leave your bicycle in out-of-the-way places. Always lock your bicycle when you leave. Secure it to lampposts（灯柱）or trees. Take off small parts and take them with you, for example lights and saddles（车座）．

Locks

Get a good lock. There are many different types in the shop. Buy one that has been tested against attack. Ask for advice from a bike shop.

Registration

There are a number of companies who will mark your bicycle for you. They will then put your registration number and personal details in their computer database. Then if your bicycle is found it will be easy to get in touch with you.

Finally

Keep a record of the bicycle yourself. Its make, model and registration number. You can even take a photograph of it. This will prove the bicycle belongs to you.

1.The article advises you to keep a record of your bicycle ________.

A. in the bike shop and your computer

B. at a police station or in a security company

C. in a security company and your university

D. by yourself and in a security company

2.Which part of the article gives you information on how to lock up your bicycle when you leave it?

A. Locks.B. Basic Security.C. Finally.D. Registration.

3.The main purpose of this article is ________.

A. to tell you what to do if your bicycle is stolen

B. to give you advice on where to buy a good lock

C. to suggest ways of keeping your bicycle safe

D. to say why you shouldn't keep your bicycle in a lonely place