按水利工程计价规范，岩石层钻孔工程中，以下所发生的费用，应摊

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问题多项选择题

按水利工程计价规范，岩石层钻孔工程中，以下所发生的费用，应摊入岩石层钻孔有效工程量的工程单价的是（）。

A.先导孔取芯

B.观测孔取芯

C.灌浆孔取芯

D.扫孔

E.浆液废弃

答案

参考答案：A, B, C, D

阅读理解

阅读理解。

I have six baskets. Three are big, three are small. I have some pears and some oranges. I put three

pears in each small basket, and I put three oranges in each big basket and one orange in each small

basket. The number of oranges is my age.

1. I have _____ pears.

A. three

B. five

C. seven

D. nine

2. I have _____ oranges.

A. six

B. eight

C. ten

D. twelve

3. —What are those in the small baskets?

—They are _____.

A. nine pears

B. nine oranges

C. three pears and nine oranges

D. nine pears and three oranges

4. —Where are the pears?

—They are in the_____.

A. three big baskets

B. three small baskets

C. a big basket

D. a small basket

5. Do you know how old I am? I'm _____.

A. nine

B. ten

C. eleven

D. twelve

填空题

如果规定向东为正，那么向西即为负．汽车向东行驶3千米记作3千米，向西行驶2千米应记作______千米．