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【单选题】
吊杆头端升起时,其轴线与水平面的夹角叫做吊杆仰角,又叫吊举角,装卸作业时,轻型吊杆仰角一般为( )A.
20°~75°
B.
15°~60°
C.
15°~75°
D.
20°~60°
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举一反三
【单选题】某建设工程项目分包工程发生生产安全事故,负责向安全生产监督管理部门、建设行政主管部门或其他有关部门上报的是( )
A.
现场施工人员
B.
分包单位
C.
建设单位
D.
总承包单位
【简答题】传统建筑景观基础建模: 1、参照附件(项目4截图)独立完成项目4的绘制; 2、将项目1、2、3、4中的四个模型放在一个skp文件中,命名为“学号后两位+姓名.skp”上交。 项目4截图.doc
【单选题】The opening ceremony is a great occasion. It is essential______for that.
A.
for us to be prepared
B.
that we are prepared
C.
of us to be prepared
D.
our being prepared
【单选题】The passage tells us that some manufacturers, instead of changing their product, would prefer to change its _________.
A.
production cost
B.
quality
C.
market value
D.
appeal
【单选题】The passage tells us that some manufacturers, instead of changing their product, would prefer to change its ______.
A.
product cost
B.
quality
C.
packaging
D.
market value
【单选题】Which words in the sentence determine the subject-verb agreement? (What are the important words that tell us if it is singular or plural?) A number of cars are pre-owned.
A.
A number of
B.
cars
C.
are
D.
pre-owned
【单选题】To our surprise，she suddenly _____ in front of us .
A.
appealed
B.
appeared
C.
appeased
D.
prepared
【简答题】Compared with pre-industrial levels, are there any changes around us? What are they?
【单选题】王昊在天猫某店铺购买一件衣服,收到货物第8天后,以商品图案描述不符为由申请退货退款,商家拒绝。王昊申请天猫介入,按照《淘宝争议处理规则》,以下说法正确的是?
A.
王昊收到衣服已经超过7天,不再支持退货退款
B.
可以支持王昊退货退款,但是退货运费需王昊承担,发货运费商家承担
C.
可以退货但是因为时间太久,需要王昊承担发货及退货运费
D.
王昊举证有效,证明描述不符现象的确存在,可支持退货退款,来回运费商家承担
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