下面的句子是比喻句吗？并说出你的理由。 1．太阳升起来了，像个害羞的新娘，露出了红红

4x-3x²+2=______．

某蓄电池的型号为6-QW-54，该蓄电池的额定电压为_____________V，额定容量是_____________A.H，Q表示_____________，W代表_____________。

《诗经》中的“二雅”指大雅、（）。

The development of e-commerce may well bring the world into a brand new era of "electronic currency". At the moment, (52) areas in Europe, the United States and Asia have already started studying the possibility of an electronic currency. Electronic currency is not only about currency. It (53) to an entire finance system on the Net. It includes a virtual numeric currency, an electronic system of withdrawals, transfers and loans, and (54) cards of all shapes and sizes. The (55) of an electronic currency system implies the emergence of "virtual banks" and "virtual enterprises". Actually, the first virtual bank appeared in the US in 1995. (56) it is a small and insignificant bank, it represents the trend of the future. In time to come, we may even have to (57) the familiar paper currency.

As the Net pushes the economy (58) rapidly, the economy is also bringing the Net market forward, resulting in the Internet itself becoming the world’s largest emerging market. Of course, this is just the beginning. Although there are many companies which made huge profits (59) in the Internet market, they tend to be small companies. To date, most companies are making losses. The competition in the knowledge-based economy will also be more (60) This will definitely promote (61) and more efficient cooperation.

52().

A.developing 

B.building 

C.built 

D.developed

科学的作业安排计划可以给顾客和经销商带来利益。主要的顾客利益为以下哪项？（）

A.作业安排计划可以提高车间的工作效率

B.作业安排计划可以增加利润

C.作业安排计划能提升顾客满意度

D.作业安排计划可以降低工作成本

E.作业安排能确保为及时交车做最好的准备