中国大学MOOC: is good exercise fun..
举一反三
- is good exercise fun.. A: hiking, as well as B: to hike, as well as C: hike, as well as D: to hiking, as good as
- 中国大学MOOC: Regular exercise, enough sleep and good mood _____ to your health.
- 除了有趣和是一种很好的锻炼，游泳是一项十分有用的技能。 A: Be fun and good exercise, swimming is a very useful skill. B: Aside from being fun and good exercise, swimming is a very useful skill. C: Aside from being fun and good exercises, swimming is a very useful activity.
- 中国大学MOOC: It is known to all that_______ you exercise regularly, you won’t keep good health.
- 中国大学MOOC: the key to the exercise 意思为：