单项选择题
A．greedy B．genius C．guilty D．guarantee
不同的一项是（）A．grammarB．damageC．cableD．packagc
单项选择题不同的一项是（）
A．grammar B．damage C．cable D．packagc
This article explains （）A．the difficulties of exercisin...
单项选择题This article explains （）
A．the difficulties of exercising B．why exercising is good for your health C．important information to know about exercising D．why people have some wrong ideas about exercising
The author believes （）A．walking is one of the best exer...
单项选择题The author believes （）
A．walking is one of the best exercises B．working up a good sweat is the best way C．walking is better than jogging D．over -exercising is the best way
