【单选题】【消耗次数：1】
下列关于单排脚手架说法正确的是( )。
①
应设剪刀撑
②
应设横向斜撑
③
应设剪刀撑和横向斜撑
④
可以不设任何斜撑
参考答案：
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【多选题】
钢管扣件脚手架横向斜撑设置有如下规定( )。
①
一字形、开口形双排脚手架的两端必须设置横向斜撑
②
高度24m以上的封圈形双排架除在拐角处设置外，中间应每隔6跨设置一道
③
高度在24m以下的封圈形双排架可不设置
④
高度在24m以下的封圈形双排架应在拐角处设置
⑤
高度在24m以上的封圈形双排架仅需要在拐角处设置
【单选题】
钢管扣件脚手架剪刀撑的设置宽度( )。
①
不应小于4跨，且不应小于6m
②
不应小于3跨，且不应小于4.5m
③
不应小于3跨，且不应小于5m
④
不应大于4跨，且不应大于6m
【单选题】
高度在24m以下的单、双排脚手架，均必须在外侧立面设剪刀撑，其规定为( )。
①
两端各设一道，并从底到顶连续设置，中间每道剪刀撑净距不应大于15m
②
无论多长的脚手架只需在两端各设一道剪刀撑
③
剪刀撑不要从底到顶连续设置
④
剪刀撑的设置没有规定
随机题目
【单选题】
If the building project __________ by the end of this month is delayed, the construction company will be fine@@
①
being completed
②
is completed
③
to be completed
④
completed
【单选题】
Between 1974 and 1997, the number of overseas vistors expanded_______27%.
①
by
②
for
③
to
④
in
【单选题】
That man alone over there – who is he?
①
He is a student
②
He is Doctor Took
③
A driver, I suppose
④
He’s drunk
【单选题】
Monday Tuesday is OK. I will be free then.
①
Either;or
②
Neither;nor
③
So; that
④
Both; and
【单选题】
Jean did not have time to go to the concert last night because she was busy __________ for her examination.
①
to prepare
②
to be prepared
③
preparing
④
being prepared
【单选题】
The adviser recommended that Mary _____ the training program as soon as possible.
①
started
②
starts
③
start
④
would start
【单选题】
The computer doesn’t work well, so something _________ wrong.
①
can have gone
②
should have gone
③
must have gone
④
ought to have gone
【单选题】
He made a mistake, but then he corrected the situation it got worse.
①
until
②
when
③
before
④
as
【单选题】
Please help yourself to the fish.
①
Thanks, but fish doesn’t agree with me
②
Sorry, I can’t help
③
I don’t like fish
④
No, I can’t
【单选题】
The reason _________ I am writing this letter is to tell you about the meeting on Saturday.
①
because
②
why
③
for
④
as