在墩台施工中，下列关于块石砌体的施工要求说法不正确的是（）。

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问题单项选择题

A.块石砌体应成行铺砌，并砌成大致水平。镶面石应按丁顺相间或两顺一丁砌筑

B.上下层竖缝错开距离应不小于80mm

C.外圈定位石及里层石的竖缝应相互错开，砂浆砌筑平缝宽度不应大于30mm，竖缝宽度不应大于40mm

D.当用小石子混凝土砌筑时，砌缝可以大于50mm

答案

参考答案：D

听力题

单词拼写（每空一词，共10 分）

小题1: —I have lost my handbag with lots of valuable things in it.

—Sorry to hear that. Please d________ it.

—Oh, it’s black and medium size.

小题2:The boy was too heavy to move quickly, I think he’d b_______ take more exercise.

小题3:We have to try our best to p_________ the animals that are in great danger .

小题4:The shop s_______ many kinds of women’s handbags.

小题5:The student has a_______ returned the music book to the library.

小题6:I hear two famous m________ will come to our city to hold a concert next month.

小题7:A_________ his grandfather isn’t alive, he always thinks of him.

小题8:Students should have a break b________ classes.

小题9:I think this math problem is l______ difficult than that one,so you can work it out easily.

小题10:B_______ of my parents are interested in playing badminton.

单项选择题

单纯指深屈肌腱断裂后，临床可发生

A．手指过伸畸形

B．手指出现垂状指

C．手指的伸，屈功能丧失

D．手指屈曲功能丧失

E．手指远位指间关节屈曲功能丧失