可以指定线程阻塞多长时间的方法是下列哪个方法 A) sleep( ) B) yie

题型:单项选择题

问题:

可以指定线程阻塞多长时间的方法是下列哪个方法
A) sleep( )
B) yield( ) C) interrupt( )
D) stop( )

考点:计算机等级考试JAVA二级JAVA笔试
题型:单项选择题

关于家庭投资前的现金储备,下列说法错误的是( )。

A.家庭基本生活支出储备金,通常占6~12个月的家庭生活费
B.用于不时之需和意外损失的家庭意外支出储备金,通常是家庭净资产的10%~12%
C.家庭短期债务储备金,主要包括用于偿还信用卡透支额、短期个人借款、3~6个月的个人消费贷款月供款
D.家庭短期必需支出,主要是短期内可能需要动用的买房买车款、结婚生子款、装修款、医疗住院款、旅游款

题型:单项选择题

难溶于水的固体药物以微粒分散在液体介质中形成的制剂属于()

A.芳香水剂

B.溶液剂

C.胶浆剂

D.乳剂

E.混悬剂

题型:单项选择题

根据短文内容,从短文后的选项中选出能填人空白处的最佳选项。选项中有两项为多余选项。

     1.____ People use money to buy food, furniture, books, bicycles and hundreds of other things they need

or want. When they work, they usually get paid in money. Most of the money today is made of metal or paper.

2.____ one of the first kinds of money was shells.

     Shells were not the only things used as money. In China, cloth and knives were used. In the Philippine

Islands, rice was used as money for a long time. Elephant tusks, monkey tails and salt were used as money in

parts of Africa. The first metal coins were made in China. They were round and had a square hole in the centre.

3.____

     Different countries have used different metals and designs for their money. 4.____ Sweden and Russia used

copper (铜) to make their money. Later some countries began to make coins of gold and silver.

     But even gold and silver were inconvenient if you had to buy something expensive. Again the Chinese

thought of a way to improve money. 5.____ The first paper money looked more like a note from one person to

another than the paper money used today. Money has had an interesting history from the days of shell money

until today.

A. The first coins in England were made of tin (锡).

B. But people used to use all kinds of things as money.

C. No one knows for certain when people began to use money.

D. People strung (串联) them together and carried them from place to place.

E. Money, as we know, is all made of paper.

F. They began to use paper money.

G. Today anyone will accept money in exchange for goods and services.

题型:单项选择题

在社会主义初级阶段,为经济建设提供政治保证的是()。

A.改革开放

B.党的建设

C.四项基本原则

D.社会主义市场经济体制

题型:单项选择题

铜锍(冰铜)的吹炼的任务及实质是什么?

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