题目内容
（请给出正确答案）
[主观题]
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
提问人：网友lvyi0206
发布时间：2022-01-06
如搜索结果不匹配，请 
| It is easy to set the goal of our production for next year, but____to achieve it takes a lot of trouble. |
[ ] |
| A. how B. who C. where D. when |
