问题 单项选择题

确定群桩(桩数不小于4根)中复合基桩承载力设计值时,下述不正确的是().

A.对端承桩复合桩基,一般不考虑承台底土的作用效应

B.当承台底面以下为可液化土时,承台底土阻力群桩效应系数ηc=0

C.当距径比sa/d>6时,不考虑承台效应,取ηc=0

D.对采用后注浆灌注桩的承台,ηc宜取低值

答案

参考答案:C

完形填空

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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 of money

Explain 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 thing he wants to have. If he wants to have a toy, give him the money and let him hand the money to the cashier.                      __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 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 store. Pick out similar brands 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 with the money saved. Later, you may explain how the more expensive choice leaves less money for other purchases.

A.Wise decisions

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.

选择题