在扑救有毒区域火灾时,对能溶于水的有毒气体,可喷射(),以降低它们在空气中的浓度。
A、泡沫
B、直流水
C、雾状水
D、开花水
参考答案:C
阅读短文,回答问题。
Look! This is my cousin, Alice. She is ten years old. She is 1.4 metres tall. Her birthday is on
July twelfth. She likes to wear sunglasses and blue sweaters. She doesn't like to play checkers. She
likes " Barbie Girls ".There are many dolls in her room.
1. Who is Alice?
2. How old is she?
3. What does she like to wear?
4. Does she like to play checkers?
5. Are there many dolls in her house?
以经营存款、贷款和金融服务为主要业务,以盈利为经营目标的金融企业是()
A.投资银行
B.证券公司
C.商业银行
D.政策性银行