(Joe and Bill played basketball last night．)

A：Hey, Joe! How do you feel today?

B：I'm feeling good，Bill．I have more energy(精力)today!

A：That's great．You can p____ with me every week．

B：Maybe I will．I want to try other spots，too，like running or s____．

A：I know a good place to swim．It's not far from our apartments．

B：Really? That's good．

A：So w____ do you want to exercise so much?

B：I want to have more energy．I also want to feel stronger．

A：I see．Did you p____ in primary school?

B：Yes，but later I got lazy and stopped exercising．

A：Well，it's a good idea to s____ again!