当选国家 * * 、副 * * 的条件是什么？
参考答案：
第一，必须是国华人民共和国公民；
第二，必须有选举权和被选举权；
第三，必须年满四十五周岁。
用单词的适当形式填空。
1. He didn't go to school because of his ______ (sick).
2. The old man is______ (serious) sick, he is much ______(sick) than yesterday.
3. He runs much _____ (fast) than his brother. He runs______ (fast)in his class.
4. Here ______(be) some of the results.
5. Do you think cars are ______(safe) than bikes?
施工中如需要钢筋代换时，必须充分了解设计意图和代换材料性能，严格遵守现行钢筋砼设计规范的各种规定，并不得以（）的高强度钢筋代换低强度的钢筋。
A.等强度
B.等面积
C.等长度
D.等根数
