全部或者部分使用政府投资的建设项目，预留保证金的比例一般为工_爱下问搜题

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问题单项选择题

全部或者部分使用政府投资的建设项目，预留保证金的比例一般为工程价款结算总额的（）。

A．3%

B．5%

C．7%

D．10%

答案

参考答案：B

填空题

选择合适的词组并用其正确形式填空。

1. warn sb. to do 2. provide sth for sb. 3. in all directions
4. be remembered for 5. argue with

1. It's silly of you ________ him about such an easy question.
2. Dr Bethune will ________ his spirit.
3. When the wind was coming, animals ran away ________.
4. Mother often ________ his child ________ play in the safe place.
5. Every family ________ the best food and clothes _______ their children.

d

判断题

AMR语音业务、144K数据业务、384K数据业务都由3个子流组成。