保障性住房建设()推广应用先进成熟、经济实用的新技术、新材料、新设备,不得采用国家和自治区明令禁止的淘汰产品或技术。
A、必须坚持
B、优先
C、可以注重
D、应积极
参考答案:D
用所给词的正确形式填空 。
1. English is very (importance) for us.
2. Don't be (anger)with me, Dad. I won't do that again.
3. Don't often feel (stress) when you take some tests.
4. Eating Dangshen and Huangqi herbs (be) good for your health.
5. When you (be) tired, you should go to bed early.
有两根钢管,一根长72分米,另一根长90分米,把它截成同样长的小段而不浪费,每段最长为( )分米。