问题 单项选择题

有关散水构造说法错误的是()

A.散水常用砼、砂浆等不透水的材料做面层

B.散水的宽度一般为600—800mm

C.散水表面应向外倾斜,坡度一般为3—5%

D.当屋面采用无组织排水方式时,散水宽度应比屋檐的挑出宽度大200mm

答案

参考答案:B

改错题

此题要求改正所给短文中的错误。对标有题号的每一行作出判断;如无错误,在该行右边横线上画一个勾(√);如有错误(每行只有一个错误),则按下列情况改正:

此行多一个词:把多余的词用斜线(\)划掉,在该行右边横线上写出该词,并也用斜线划掉。

此行缺一个词:在缺词处加一个漏字符号(^),在该行右边横线上写出该加的词。

此行错一个词:在错的词下划一横线,在该行的右边横线上写出改正后的词。

注意:原行没有错的不要改。

There are so much road accidents every day .                    小题1:__________

They are often caused by carelessness . But there                 小题2:__________

are many rules that they help to make the road safe .              小题3:_______

Here are some rules what we ought to know : In Hong Kong        小题4:__________

traffic keeps to the left . Before cross the                        小题5:___________

road , we must stop or look at both sides . Look                  小题6:_________

right , look left and look right again . If the road                  小题7:__________

is clear , it is safe cross the road . If                            小题8:___________

we saw small children or very old persons ,                      小题9:__________

or blind people waiting to cross the road , you                   小题10:__________

can help them to cross the road safely .

单项选择题