问题
选择题
“ ________ does Kitty dance?” “Three times a day.”
A．How long
B．How soon
C．How often
D．How far
答案
答案：C
答语“Three times a day.”表示频率，故用how often来提问。
搜题请搜索小程序“爱下问搜题”
“ ________ does Kitty dance?” “Three times a day.”
A．How long
B．How soon
C．How often
D．How far
答案：C
答语“Three times a day.”表示频率，故用how often来提问。
某项目净现金流量如下表所示，则项目的静态投资回收期为（）年。
| 计算期/年 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 |
| 净现金流量/万元 | -800 | -1200 | 400 | 600 | 600 | 600 | 600 | 600 | 600 |
A．5.33
B．5.67
C．6.33
D．6.67