问题
选择题
知识经济是在何时出现的？ [ ]
A、20世纪70年代
B、20世纪80年代
C、20世纪90年代
D、21世纪
答案
答案：C
搜题请搜索小程序“爱下问搜题”
知识经济是在何时出现的？ [ ]
A、20世纪70年代
B、20世纪80年代
C、20世纪90年代
D、21世纪
答案：C
| 填空题。 | |
2. The boy was ___ by the failure of the exam. 3. We are ___her promotion to president. 4. We___ be late 5. The doctors tried their best to ____ the drowning boy ___. 6. They succeeded in the end and all their efforts ___. 7. At no time has the country been more prosperous than ___. 8. Keepers in Taiwan said the pandas were ___. 9. Day after day she waited ___ for him to give her a gift. 10. I think by doing so he is trying to ___ terror ___. |