问题
单项选择题
很多可再生资源的( )受到人类活动和利用方式的影响。
A．再生性
B．回收性
C．可持续性
D．循环性
答案
参考答案：C
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很多可再生资源的( )受到人类活动和利用方式的影响。
A．再生性
B．回收性
C．可持续性
D．循环性
参考答案：C
| 选用正确的词组填空 。 | |
2.Tom ______________________ spend a vacation travelling with his parents in China. 3. Do you know how the traffic accident last night?. 4. He _______________________ understanding him as he spoke too fast. 5. He _______________________ his own work and came to help me with my trouble. 6. She's asked to be____________________ but the press photographers follow her everywhere. 7. She is always willing to__________________ when we are in trouble. 8. You'd better turn the bottle _________________ to empty out the oil. 9. Would you like to _____________________ the English party held next weekend? 10. It took a while for his eyes to ________________ the darkness. |