事故调查组成员应符合()条件。
A.具有事故调查所需要的某一方面的专长;
B.与所发生事故没有直接利害关系;
C.必须有相应的资质;
D.必须是事故调查方面的专家。
参考答案:A, B
单词拼写。
1. Beg p_____, I didn't quite catch your meaning.
2. Disco music usually has strong b_____ to it.
3. She went upstairs to f_____ some newspapers.
4. Mr. Zhang _____ (举起) his hat and smiled at us.
5. How beautiful your bedroom _____ (天花板) is!
氰化钾是什幺物质的抑制剂()
A.细胞色素C
B.超氧化物歧化酶
C.ATP酶
D.细胞色素氧化酶