问题
选择题
We often go to work by bicycle, for cycling is highly ______ to health and the environment.[ ]
A. suitable
B. beneficial
C. worthwhile
D. valuable
答案
答案:B
We often go to work by bicycle, for cycling is highly ______ to health and the environment.[ ]
A. suitable
B. beneficial
C. worthwhile
D. valuable
答案:B