问题
选择题
—Do you know the Englishman?
—Yes. I him for two years.
A．get to know
B．have known
C．knew
D．got to know
答案
答案：B
考查动词时态的用法。根据标志词“for”确定使用现在完成时。
搜题请搜索小程序“爱下问搜题”
—Do you know the Englishman?
—Yes. I him for two years.
A．get to know
B．have known
C．knew
D．got to know
答案：B
考查动词时态的用法。根据标志词“for”确定使用现在完成时。
某产品的最佳报价如下表
| 方案 | 报价(元) | 成本(元) | 利润(元) | 中标概率 |
| 甲 | 85000 | 84000 | 1000 | 0.80 |
| 乙 | 90000 | 84000 | 6000 | 0.50 |
| 丙 | 100000 | 84000 | 16000 | 0.40 |
| 丁 | 100150 | 84000 | 16150 | 0.10 |