经典句型:What shall I do if I want to make my waist thinner? 怎么才能让我的腰部细一些？

A:What shall I do if I want to make my waist thinner?
甲:怎么才能让我的腰部细一些？
B:I suggest you doing situps.
乙:我建议你做仰卧起坐。
A:I do situps every day, but it seems of little use.
甲:我每天都做仰卧起坐，但是好像没什么用。

经典句型:Will this exercise bike be of help for me? 这台健身车对我有帮助吗?

A:Will this exercise bike be of help for me?
甲:这台健身车对我有帮助吗?
B:I think so and you'd better start with a low speed.
乙:我想是的，你最好先从慢速开始。
A:I see.
甲:我知道了。
B:It can make your legs thinner.
乙:它能帮助你减掉腿上的赘肉。
A:Great!
甲:太好了！

句型讲解：
你知道这些健身器械吗？ body building equipment健身器材，treadmill跑步机，leg extenskm leg press腿部推蹬机，exercise bike健身车，mat垫子，dumbbell哑铃。