根据对话情景和内容，从对话后所给的选项中选出能填入空白处的最佳选项。并在答题卡上将该选项涂黑。选项中有两项为多余选项。
—We hear so much about exercises these days. So even experts can’t agree on which exercises are best. Now some doctors are strongly encouraging arm exercises.
—Arm exercises?  
—  They say that arm exercises are a way to become physically healthy.
—But don’t arm exercises raise your blood pressure?
—Yes. But the articles I read supply ways to make up for that.
—How?
—By adding leg exercises, so that the arms don’t do all the work.
—   
—Sounds right to me. I quite agree with you.
—   
—They mentioned quite a few, but some of the popular ones are cycling with special
bicycles that make you use both your arms and legs.
— So I’d like to have a try.
—The same with me.

A．So what exercises do the experts suggest?

B．The more leg exercises you do, the better you are.

C．And in turn I’m sure that they’re also a good chance of losing weight.

D．Actually that’s not the main reason.

E. What’s your opinion about this?
F. Is that because our arms are too fat or soft?
G. I can hardly believe it.