具有杀菌作用的紫外线区段是（）
A.红斑区
B.近紫外区
C.中紫外区
D.远紫外区
E.黑线区
参考答案：D
根据句意及汉语提示单词
1. How many _____(分钟) are there in an hour?
2. My school is about two _____(英里) from the train station.
3. The old woman _____(依靠) on her daughter.
4. Don't _____(担心) about me. I’m OK now.
5.What about _____ (骑) a bike park?
外贸企业主要的还贷方式是( )。
A．出口收汇归还贷款B．人民币买汇归还贷款C．偿债基金方式归还贷款D．从银行账户直接偿还
