题干
Whether one is happy or not depends less on money or on health than ______ on your ability to have fun.
A：it i
B：it doe
C：it did
D：it wa
答案(点此获取答案解析）
B
A：it i
B：it doe
C：it did
D：it wa
，3.1415926，﹣ 
，0， 
中，无理数有（ ）
