绞磨在作业前应检查和试车，确认（）、运行正常、制动可靠后方可使用。 A.安置稳固 B

汇编语言程序在计算机中不需要编译，能被直接执行。()

Money Matters

Parents should help their children understand money. ­­­  小题1:   so you may start talking about money when your child shows an interest in buying things, candy or toys, for example.

1. The basic function(功能) of money

Begin explaining the basic function of money by showing how people trade money for goods or services. It’s important to show your child how money is traded for the things that he wants to have. If he wants to have a toy, give him the money and let him hand the money to the cashier(收银员).   小题2:   When your child grows a bit older and understands the basic function of money, you can start explaining more complex ways of using money.

2. Money lessons

Approach(着手处理) money lessons with openness and honesty.    小题3:  If you must say no to a child’s request to spend money, explain, “You have enough toy trucks for now.” Or, if the request is for many different things, say, “You have to make a choice between this toy and that toy.”

3.    小题4: _

Begin at the grocery(杂货) store. Pick out similar brands(品牌) of a product—a name-brand butter and a generic(无商标产品), for example. You can show your child how to make choices between different brands of a product so that you can save money. _ 小题5: __ If he chooses the cheaper brand, allow him to make another purchase(购买) with the money saved. Later, you may explain how the more expensive choice leaves less money for other purchases.

A．Wise decision.

B．The value of money.

C．Permit the child to choose between them.

D．Tell your child why he can—or cannot—have certain things.E. Ask yourself what things that cost money are most important to you.

F. Talk about how the money bought the thing after you leave the toy store.

G. The best time to teach a child anything about money is when he shows an interest.

请将下图按要求组装成一套制取纯净、干燥氯气的装置．

（1）写出制取过程中的化学反应方程式______．

（2）装置的最佳连接顺序：a→______→______→d→e→______→______→h

（2）写出A试剂瓶中的最佳试剂．A：______．

所谓“最近发展区”是指（）。

A.儿童已有发展水平和新的需要之间的差异

B.儿童借助成人的帮助所达到的解决问题的水平

C.在有指导的情境下，儿童借助成人的帮助所达到的解决问题的水平和在独立活动中所达到的解决问题的水平之间的差异

D.儿童主动学习、解决问题和被动学习解决问题之间的差异

以下哪些不是WAS的系统监控台可以提供的操作功能（）。

A.可以执行安全退出IVR的操作

B.可以执行设置日志级别的操作

C.可以添加数据源

D.可以添加数据库代理