题目内容：

任务型阅读：阅读下面短文，根据短文内容，完成下列各题。（共5小题）

Today let me talk about a sport---bicycling. As more shared bicycles come into people's lives, more and more people like bicycling. Bicycling is fun, healthy and good for the environment.

Maybe that's why there are about 1.4 billion bicycles and only 400 million cars on roads worldwide today. Bikes can take you almost anywhere, and there is no oil cost! Get on a bicycle and ride around your neighborhood You may discover something new all around you. Stopping and getting off' a bike is easier than stopping and getting out of your car. You can bike to work and benefit (受益) from the enjoyable exercise without polluing the environment. You don't even have to ride all the way.

Folding (折叠) bikes work well for people who ride the train. Just fold the bike and take it with you.Yоu саn dо thе ѕаmе оn аn аirрlаnе. Yоu саn рaсk уоur fоldіng bіkе іn уоur ѕuіtcase.

Yоu саn аlѕо take а common bike with you when you fly, but not all airlines are bicycle-friendly to travelers. Here are some healthy benefits of bicycling:

It helps to prevent heart diseases.

Bicycling helps to control your weight.

A 15-minute bike ride to and from work three times a week burns off five kilos of fat in a year.

Bicycling can improve your mood(心情).

Exercise like bicycling has been shown to make people feel better, more relaxed and self-confident.

Bicycling is healthier than driving.

1.According to the passage, how many bicycles are on roads worldwide today?

____________________ bicycles are on roads worldwide today.

2.Where should people pack their folding bikes on an airplane?

They can pack them_______________.

3.What should we do to burn off five kilos of fat in a year according to the passage?

We should spend_____________riding to and from work three times a week in a year.

4.How many healthy benefits of bicycling are there in the passage?

There are________________________ in it.

5.What does the passage mainly talk about?

It tallks about_______________________.