泥浆护壁成孔灌注桩，在灌注混凝土之前，孔底0.5m以内的泥浆相对

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问题单项选择题

泥浆护壁成孔灌注桩，在灌注混凝土之前，孔底0.5m以内的泥浆相对密度应小于（），含砂率不得大于（）。

A.1.25；8%

B.1.25；10%

C.1.35；8%

D.1.35；10%

答案

参考答案：A

阅读理解

阅读短文内容判断正(T)误(F)。

One day Mr. and Mrs. White go shopping by car. They stop their car near a shop. They buy many

things from the shop and the things are very heavy. They want to put the things in their car. But Mr.

White can't open the door of the car. "Let's ask a policeman to help us." The policeman is very friendly

(友好的) to help them open the door of the car. At that time a man comes up and shouts (叫喊), "What

are you doing with my car?" Mr. and Mrs. White look at the number of the car and then say sorry to

the man.

( ) 1. The Whites drive their car for shopping.

( ) 2. Their things are too many and too heavy.

( ) 3. They can't find the key to their car.

( ) 4. A policeman would like to help them.

( ) 5. The Whites open the wrong car.

多项选择题

口服利巴韦林在临床可防治（）。

A.甲型肝炎

B.带状疱疹病毒

C.皮肤单纯疱疹病毒感染

D.上呼吸道感染

E.腺病毒肺炎